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  • Liberopoulos G (2017) Optimal buffer allocation in a production line operating under IB, EB, and CONWIP policies. Proc. 11th Conference on Stochastic Modeling of Manufacturing and Service Operations (SMMSO 2017), Acaya, Italy, 4-9 June, 193-200.
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  • Furmans, K, Liberopoulos, G, Rimmele, M, Zimmermann, O (2017) Review of models for large-scale manufacturing networks. Proc. 11th Conference on Stochastic Modeling of Manufacturing and Service Operations (SMMSO 2017), Acaya, Italy, 4-9 June, 251-260.
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  • Liberopoulos G, Takoumis K, Pandelis DG (2015) Using shadow prices in a linear programming representation of kanban system dynamics to maximize system throughput. Proc. 10th Conference on Stochastic Modeling of Manufacturing and Service Operations (SMMSO 2015), Volos, Greece, 1-6 June, 119-126.
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  • Andrianesis P, Liberopoulos G (2014) Revenue-adequate pricing mechanisms in non-convex electricity markets: A comparative study. Proc. 11th International Conference on the European Energy Market (EEM ’14), IEEE, Krakow, Poland, 28-30 May, 5 pages.
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  • G. Kozanidis (2014). “Column generation for scheduling shipments within a supply chain network using a minimum number of vehicles.” 1st International Conference on Engineering and Applied Sciences Optimization (OPT-i 2014), Kos Island, June 4-6, 11 pages.
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  • Saharidis GKD, Kolomvos G. Liberopoulos G (2014) Modeling and solution approach for the environmental travelling salesman problem. Proc. Transport Research Arena 2014 (TRA 2014), Paris, France, 14-17 April, 10 pages.
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  • Liberopoulos G, Kozanidis G, Pandelis DP, Saharidis GKD (2014) Development of optimization models for addressing various decision and information related issues in supply chain planning. Proc. 3nd International Symposium and 25th National Conference on Operational Research (HELORS 2014), Volos, Greece, 26-28 June, 260-266.
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  • Andrianesis P, Liberopoulos G (2014) Comparison of pricing mechanisms in markets with non-convexities. Proc. 3nd International Symposium and 25th National Conference on Operational Research (HELORS 2014), Volos, Greece, 26-28 June, 254-259.
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  • A. Gavranis and G. Kozanidis (2013). “An exact solution algorithm for maximizing the fleet availability of an aircraft unit subject to flight and maintenance requirements.” IAENG International Conference on Operations Research (ICOR’13), Hong Kong, March 13-15, Lecture Notes in Engineering and Computer Science, Vol. II: 1036-1041.
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  • Liberopoulos G (2013) Production release control and the push/pull and make-to-order/make-to-stock distinctions. Proc. 9th Conference on Stochastic Modeling of Manufacturing and Service Operations (SMMSO 2013), Kloster Seeon, Germany, 25 - 30 May, 113-120.
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  • Andrianesis P, Liberopoulos G (2013) On the design of electricity auctions with non-convexities and make-whole payments. Proc. 10th International Conference on the European Energy Market (EEM ’13), Stockholm, Sweden, 28-30 May, 8 pages.
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  • Andrianesis P, Liberopoulos G, Varnavas C (2013) Wind generation impact on isolated power systems: The case of Cyprus. Proc. PowerTech Grenoble 2013, IEEE, Grenoble, France, 16-20 June, 6 pages.
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  • Kolomvos G, Saharidis GKD, Liberopoulos G (2013) Different formulations and Βenders decomposition on TSP. Proc. 2nd International Symposium and 24th National Conference on Operational Research (HELORS 2013), Athens, Greece, 26-28 September, 87-92.
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  • Kostarelou E, Saharidis GKD, Liberopoulos G, Pandelis D (2013) Centralized vs. decentralized decomposition of supply chain using bi-level schema. Proc. 2nd International Symposium and 24th National Conference on Operational Research (HELORS 2013), Athens, Greece, 26-28 September, 264-269.
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  • Andrianesis P, Liberopoulos G (2012) The hidden cost of renewable energy sources in electricity pool markets. Proc. 9th International Conference on the European Energy Market (EEM ’12), IEEE, Florence, Italy, 10-12 May, paper id: 1375, 8 pages.
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  • Andrianesis P, Liberopoulos G, Papalexopoulos A (2012) Greek wholesale electricity market: Forthcoming market changes and bid/cost recovery. Proc. 8th Mediterranean Conference and Exhibition on Power Generation, Transmission, Distribution and Energy Conversion (MedPower 2012), IEEE, Cagliari, Italy, 1-3 October, 6 pages.
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  • Andrianesis P, Liberopoulos G, Biskas P, Bakirtzis A (2011) Medium-term unit commitment in a pool market. Proc. 8th International Conference on the European Energy Market (EEM ’11), IEEE,Zagreb, Croatia, 25-25 May, 461-466.
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  • Andrianesis P, Liberopoulos G, Kozanidis G, Papalexopoulos A (2011) A recovery mechanism with loss-related profits in a day-ahead electricity market with non-convexities. Proc. PowerTech Trondheim 2011 "The power of technology for a sustainable society", IEEE, Trondheim, Norway, 19-23 June, 7 pages.
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  • Kozanidis G, Kostarelou E, Andrianesis P, Liberopoulos G (2011) Mixed integer bilevel programming for optimal bidding strategies in day-ahead electricity markets with indivisibilities. Proc. 1st International Symposium & 10th Balkan Conference on Operational Research (BALCOR), Thessaloniki, Greece, September 22-25, 8 pages.
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  • Andrianesis P, Liberopoulos G, Kozanidis K, Papalexopoulos A (2010) Recovery mechanisms in a joint energy/reserves day-ahead electricity market with non-convexities. Proc. 7th International Conference on the European Energy Market (EEM ’10), Madrid, Spain, June 23-25, paper id: 173, 6 pages.
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  • Andrianesis P, Liberopoulos G, Biskas P (2010) Impact of emissions cost on mid-term generation scheduling in the Greek electricity market. 7th Mediterranean Conference and Exhibition on Power Generation, Transmission, Distribution and Energy Conversion (MedPower 2010), IEEE, Agia Napa, Cyprus, 7-10 November 2010, paper no. MED 10/140, 10 pages.
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  • Andrianesis, P., G. Fikioris. 2010. Near-field behavior in the method of auxiliary sources (MAS) for a simple scattering problem. 13th International Conference on Mathematical Methods in Electromagnetic Theory (MMET'10), Sept 6-8, 2010, Kyiv, Ukraine.
  • Liberopoulos G, Pandelis D, Hatzikonstantinou O (2009) The stochastic economic lot sizing problem for continuous multi-grade production. Proc. 7th Conference on Stochastic Modeling of Manufacturing and Service Operations, Ostuni, Italy, 7-12 June 2009, 9 pages.
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  • Andrianesis P, Liberopoulos G, Kozanidis G (2009) Energy-reserve markets with non-convexities: An empirical analysis. Proc. PowerTech Bucharest 2009 "Innovative Ideas toward the Electrical Grids of the Future", IEEE, Bucharest, Romania, 28 June-2 July, 8 pages.
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  • Andrianesis P, Liberopoulos G, Papalexopoulos A (2009) Application of zonal pricing in Greece’s electricity market. Proc. 6th International Conference on the European Energy Market (EEM ’09), IEEE, Leuven Belgium, 27-29 May 2009, paper id: 1266, 8 pages.
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  • Andrianesis P, Liberopoulos G, Biskas P (2009) Tertiary reserve in Greece’s electricity market: The need for “peakers.” Proc. Conference on the promotion of Distributed Renewable Energy Sources in the Mediterranean region (DISTRES), Nicosia, Cyprus 11-12 December 2009, Paper ref No: 134, 7 pages.
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  • Hatzikonstantinou O, Liberopoulos G, Pandelis D (2009) The stochastic economic lot sizing problem for continuous multi-grade production. Proc. Management of International Business and Economic Systems Conference 2009 (MIBES 2009), Florina, Greece, 18-20 September, 189-199.
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  • Kozanidis G, Gavranis A, Liberopoulos G (2008) Heuristics for maximizing fleet availability subject to flight & maintenance requirements. Proc. 10th International Conference on Applications of Advanced Technologies in Transportation (AATT 2008), Athens, Greece, May 27-31, 15 pages.
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  • Andrianesis P, Liberopoulos G, Sakellaris K, Vlachos A (2008) Impacts of reserve and fixed costs on Greece’s day-ahead scheduling problem. PROMITHEAS-2 International Black Sea Energy Policy Conference, “Energy Investments and Trade Opportunities”, Athens, Greece, 8-9 October 2008, 8 pages.
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  • Andrianesis P,  Liberopoulos G, Kozanidis G (2008) Energy and reserve interaction in Greece's electricity market. Proc. 6th Mediterranean Conference on Exhibition and Power Generation, Transmission and Distribution (MedPower 2008), Thessaloniki, Greece, 2-5 November, 6 pages.
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  • Hatzikonstantinou O, Liberopoulos G, Kozanidis G (2008) Numerical study on the production planning of a chemical industry. Proc. 20th National Conference of the Hellenic Operational Research Society (HELORS 2008), Spetses, Greece, June 19-21, 12 pages.
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  • G. Kozanidis and A. Gavranis (2008). “Computational & numerical investigation of heuristics for maximizing fleet availability subject to flight & maintenance requirements.” 20th National Conference of the Hellenic Operational Research Society (HELORS), Spetses, Greece, June 19-21, 12 pages.
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  • Liberopoulos G, Koukoumialos S (2008) On the effect of variability and uncertainty in advance demand information on the performance of a make-to-stock supplier. Proc. Management of International Business and Economic Systems Conference 2008 (MIBES 2008), Larissa, Greece, 4-5 July, 282-301.
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  • Liberopoulos G, Tsikis I (2007) Competing for customer goodwill on product availability. Proc. 6th Conference on the Analysis of Manufacturing Systems, Lunteren, The Netherlands, 11-16 May, 45-50.
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  • Hatzikonstantinou O, Liberopoulos G. Kozanidis G (2007) Optimization of production scheduling in a PET chemical processing plant. Proc. 19th National Conference of the Hellenic Operational Research Society (HELORS 2007), Arta, Greece, June 21-23, 14 pages.
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  • Andrianesis P, Liberopoulos G, Kozanidis G (2007) Modeling the Greek electricity market. Proc. 19th National Conference of the Hellenic Operational Research Society (HELORS 2007), Arta, Greece, June 21-23, 10 pages.
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  • G. Kozanidis and A. Skipis (2006). "Flight and maintenance planning of military aircraft for maximum fleet availability: A biobjective model." 18th International Conference on Multiple Criteria Decision Making, Chania, Greece, June 19-23, 11 pages.

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  • G. Kozanidis and E. Melachrinoudis (2006). "The linear multiple choice knapsack problem with two criteria: profit and equity." 18th International Conference on Multiple Criteria Decision Making, Chania, Greece, June 19-23, 11 pages.

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  • A. Ziliaskopoulos and G. Kozanidis (2006). "Dynamic programming strategies for the dial a ride problem with time window constraints." 85th Annual Meeting of the Transportation Research Board, Washington, DC, USA, January 22-26, 12 pages.

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  • Liberopoulos G, Kozanidis G, Tsarouhas P (2005) Analysis of a bufferless, paced automatic transfer line with massive scrapping of material during long failures. Proc. 5th International Conference on Analysis of Manufacturing Systems – Production Management, Zakynthos, Greece, May 20-25, 119-126.
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  • Liberopoulos G, Tsikis I, Kozanidis G (2005) Inventory control in a duopoly: A dynamic non-cooperative game-theoretic approach. Proc. 17th National Conference of the Hellenic Operational Research Society (HELORS 2005), Patras, Greece, June 16-18, 14 pages.
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  • Liberopoulos G, Chronis A, Koukoumialos S (2003) Base stock policies with some unreliable advance demand information. Proc. 4th Aegean International Conference on Analysis of Manufacturing Systems, Samos Island, Greece, July 1-4, 77-86.
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  • Liberopoulos G, Tsarouhas P (2003) Determining quality inspection frequency in an automated production line based on field failure data analysis. Proc. 16th National Conference of the Hellenic Operational Research Society on Project Management, Larissa, Greece, 25-27 September 2003, Vol. Β, 205-214.
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  • Selvaraj N, Janardhan Reddy TA, Rao CSP, Liberopoulos G  (2002) A comparative analysis of hybrid pull – production control mechanisms. Proc. 2nd International Conference on Responsive Manufacturing (ICRM 2002), Gaziantep, Turkey, June 26-28, 67-71.
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  • Selvaraj N, Rao CSP, Liberopoulos G (2002) Simulation analysis of pull production system with machine breakdowns. Proc. 4th Asia-Pacific Conference on Industrial Engineering and Management Systems, Taipei, Taiwan, December 18-20, 4 pages.
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  • G. Kozanidis, E. Melachrinoudis and M. Solomon (2002). "A bicriteria model for optimal allocation of resources among disjoint sets of discrete and continuous activities." 30th International Conference on Computers and Industrial Engineering, Tinos, Greece, June 28-July 2, 479-484.
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  • Liberopoulos G, Koukoumialos S (2001) Numerical investigation of tradeoffs in production-inventory control policies with advance demand information. Proc. 3nd Aegean International Conference on Design and Analysis of Manufacturing Systems, Tinos Island, Greece, May 19-22, 151-160.
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  • Liberopoulos G (1997) On pull production control systems in multi-stage manufacturing systems. Proc. International Workshop on Performance Evaluation and Optimization of Production Lines, Samos Island, Greece, May 19-22, 61-72.
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  • Chaouiya C, Liberopoulos G, Dallery Y (1997) Extended kanban control systems for assembly manufacturing systems. Proc. International Conference on Industrial Engineering and Production Management, Lyon, France, October 20-24, I:325-335.
    Abstract  
  • Dallery Y, Liberopoulos G (1995) A new kanban-type pull control mechanism for multi-stage manufacturing systems. Proc.  3rd European Control Conference (ECC'95), Rome, Italy, September 5-8, 4(2):3543-3548.
    Abstract  
  • Liberopoulos G, Dallery Y (1995) On the optimization of a single-stage generalized kanban control system in manufacturing. Proc. 1995 INRIA/IEEE Symposium on Emerging Technologies and Factory Automation (ETFA'95), Paris, France, October 10-13, 3:437-444.
    Abstract  
  • Liberopoulos G, Caramanis M (1991) Flow control of stochastic manufacturing systems: A simulation-based design approach using perturbation analysis for second derivative estimation. Proc. 1991 American Control Conference, IEEE, Boston, MA, USA, June 21-23, 455-456.
    Abstract