1. Katikaridis D., Menexes I., Bechtsis D., Vlachos D., Industry 4.0: Management of Automated Guided Vehicles in Industry, 14th Management Science and Technology Student Conference, April 27, 2017.
  2. Koutras D., Bechtsis D., Vlachos D., Applications of Multi-agent systems in Agrifood supply chains, 14th Management Science and Technology Student Conference, April 27, 2017.
  3. Vouzas M., Bechtsis D., Vlachos D., Simulation-based optimization of AGV systems in industry, 13th student Conference on Management Science and Technology, Athens, May 12, 2016.
  4. Tsolakis N., Aivazidou E., Vlachos D., Iakovou E., Water Footprint and Sustainable Agrifood Supply Chains: a System Dynamics Methodology, 27th European Conference on Operational Research, Glasgow, UK, July 12-15, 2015.
  5. Mallidis I., Iakovou E., Vlachos D., Dekker, R., Design and Planning of Green Globalized Supply Chains: The Merit of “Slow Steaming”, 27th European Conference on Operational Research, Glasgow, UK, July 12-15, 2015.
  6. Keramydas C., Iakovou E., Vlachos D., Market Share Recovery Dynamics in the Aftermath of Substitute Supply Chains Disruptions: A System Dynamics Approach, 27th European Conference on Operational Research, Glasgow, UK, July 12-15, 2015.
  7. Dekker R., Mallidis I., Vlachos D., Iakovou E., Design and Planning for Green Global Supply Chains under Periodic Review Replenishment Policies, 26th Annual POMS Conference, POMS, Washington DC, May 8-11, 2015.
  8. Tsolakis N., Keramydas C., Vlachos D., Food security challenges and the role of small farms in fostering sustainability in the developed world: A critical discussion, International Conference on Business & Economics of the Hellenic Open University, Athens, Greece, February 6-7, 2015.
  9. Anastasiadis F., Iakovou E., Vlachos D., Tsolakis N., Sustainable Agrifood Supply Chain Management: The Case of the Greek Organic Food Sector, 56th Conference of the Operational Research Society (ORS), Surrey, UK, 09-11 September, 2014.
  10. Vlachos D., Keramydas C., Tsolakis N., and Iakovou E., 2014. The Role of Small Farms in Sustainable Food Security: A System Dynamics Approach, 56th Conference of the Operational Research Society (ORS), Surrey, UK, 09-11 September, 2014.
  11. Vlachos D., Keramydas C., Tsolakis N., Iakovou E. Design of Cost Efficient, Sustainable and Secure Food Supply Chains. 20th Conference of the International Federation of Operational Research Societies (IFORS2014), Barcelona, Spain, July 13-18, 2014.
  12. Vlachos D., Keramydas C., Tsolakis, N., Iakovou E., Design of agrifood supply chains with dual-sourcing and emergency replenishments, International Federation of Purchasing and Supply Management (IFPSM) Summer School, Salzburg, Austria, July 4-9, 2013.
  13. Mallidis I., Dekker R., Vlachos D., Tactical decision making for designing green logistics networks, 17th International Symposium on Inventories (ISIR), Budapest, August 20-24, 2012.
  14. Dekker R., Mallidis I., Vlachos D., Greening supply chain design: evaluating the trade-offs, 23rd POMS Conference, Chicago, Illinois, USA, April 20-23, 2012.
  15. Keramydas C., Anagnostopoulos A., Vlachos D., Iakovou E., Spyropoulou-Vlachou M., Varla-Lefterioti M., Stavropoulos-Giokas C., Hellenic Umbilical Cord Blood Bank Network, 15th Congress of the European Hematology Association, Barcelona, June 10-13, 2010.
  16. Vlachos D., Iakovou Ε., Keramydas C., Spyropoulou-Vlachou M., Varla-Lefterioti M., Stavropoulos-Giokas C., Anagnostopoulos A., Hellenic Umbilical Cord Blood Bank Network (in Greek), 20th Panhellenic Hematological Conference, Crete, November 4-7, 2009.
  17. Vlachos D., Iakovou Ε., Xanthopoulos A., A Decision Making Analytical Model for Supply Chains with Disruptions, XXII EURO Conference, Prague, July 8-11, 2007.
  18. Moussiopoulos N., Achillas H., Avramidis A., Boudouvas D., Giama Ε., Karagiannidis A., Papadopoulos A., Perkoulidis G., Sioris K., Vlachos D., Cost analysis of the management of electrical and electronic products at the end of their useful life, 13th International Symposium on Environmental Pollution and its Impact on Life in the Mediterranean Region, Thessaloniki, October 8-12 2005.
  19. Psoinos D., Georgiadis P., Vlachos D., Karatsis I., Study of Alternative Faculty Recruitemnt Planning Policies at Universities using a System Dynamics Model, 17th Operational National Conference, Patra, June 16-18, 2005.
  20. Georgiadis P., Vlachos D., The Impact of Environmental Issues on Reverse Logistics Capacity Planning, Joint EURO/INFORMS Conference, Istanbul, July 6-10, 2003.
  21. Vlachos D., Georgiadis P., Tagaras G., Long Term Analysis of Closed-loop Supply Chains with System Dynamics, Joint EURO/INFORMS Conference, Istanbul, July 6-10, 2003.
  22. Teunter R., van der Laan E., Vlachos D., Inventory Strategies for Systems with Fast Remanufacturing, IFORS2002, Edinburgh, July 8-12, 2002.
  23. Vlachos D., Georgiadis P., Dynamics of Reverse Logistics Systems, 4th TMR Workshop on Reverse Logistics, Lisbon, September 14-17, 2001.
  24. Teunter R., Van Der Laan E., Vlachos D., Inventory Strategies for Hybrid Manufacturing/ Remanufacturing Systems with unequal lead-times, XVIII EURO Conference, Rotterdam, July 9-11 2001.
  25. Georgiadis P., Vlachos D., Decision-Making in Reverse Logistics using System Dynamics, XVIII EURO Conference, Rotterdam, July 9-11, 2001.
  26. Vlachos D., Dekker R., Return Handling Options and Order Quantities for Single Period Products, POM Mastery in the New Millennium, POMS Conference, Orlando, March 31- April 1, 2001.
  27. Vlachos D., Dekker R., Ordering Policies for Single Period Products with Returns, 3rd TMR Workshop on Reverse Logistics, Wittenberg, August 28- September 1, 2000.
  28. Vlachos D., Tagaras G., Inventory Management Systems with two Supply Modes (in Greek), 1st Special Conference, Hellenic Operational Research Association, Ioannina, October 29-31, 1999.
  29. Vlachos D., Tagaras G., An Inventory System with Partial Replenishment through Remanufacturing, 2nd TMR Workshop on Reverse Logistics, Spetses, June 5-9, 1999.
  30. Tagaras G., Vlachos D., A Periodic Review Inventory System with Emergency Replenishments, 10th International Symposium on Inventories, ISIR Budapest, August 22-26, 1998.
  31. Vlachos D., Tagaras G., Using Two Supply Modes for Inventory Replenishment: Applications to Reverse Logistics, 1st TMR Workshop on Reverse Logistics, Leiden, July 16-18, 1998.
  32. Georgiadis P., Vlachos D., Psoinos D.P., On the Integration of MRP Systems in Production Planning, XVI EURO Conference, Brussels, July 12-15, 1998.
  33. Vlachos D., Tagaras G., Emergency Ordering in Periodic Review Inventory Systems, Management Science and Operations Research in an Emerging Region, Invited paper in INFORMS Inter¬national Conference, Tel Aviv, 28 June-1 July 1998.