2013

• May 2013, Order quantity variability of demand management policies in a perishable product supply chain, POMS 24th annual conference Integrating Practice in POM Research and Training, Denver, CO, USA

2012

• October 2012, Price Competition between Code-sharing Airlines, INFORMS Annual Meeting, Phoenix, AZ, USA

2010

• November 2010, Joint Pricing and Inventory Decisions Under Stockout-Based Substitution, INFORMS Annual Meeting 2010, Austin, TX, USA, 
• November 2010, Joint Pricing and Capacity Decision of Vertically Differentiated Products and Production Priority, INFORMS Annual Meeting 2010, Austin, TX, USA,
• August 2010, Joint Pricing and Inventory Decisions Under Stockout-Based Substitution, 15th International Symposium on Inventories, Budapest, Hungary
• July 2010, A hybrid general lot-sizing and scheduling formulation for a production process with a two-stage product structure, EURO XXIV Conference, Lisbon, Portugal

2009

• October 2009, Perishable item inventory management and its impact on the bullwhip effect, INFORMS Annual Meeting 2009, San Diego, CA, USA
• October 2009, Airline alliance revenue management using a deterministic LP formulation, INFORMS Annual Meeting 2009, San Diego, CA, USA
• July 2009, Periodic review inventory-control for perishable products under service-level constraints, EURO XXIII Conference, Bonn, Germany
• June 2009, Periodic review inventory-control for perishable products under service-level constraints, 2009 MSOM Conference, Cambridge, MA, USA

2008

• October 2008, EOQ versus JIT replenishment in dynamic quantity competition, INFORMS Annual Meeting 2008, Washington D.C., USA
• August 2008, Lot-sizing decision under dynamic quantity competition, 15th International Symposium on Inventories, Budapest, Hungary
• February 2008, Coordination of Capacity Investment and Pricing Decisions in a Single-Product-Manufacturing Problem with Multiple Demand Classes, GOR-AG „Revenue Management and Dynamic Pricing“, Duisburg, Germany

2007

• November 2007,  Capacity Investment and Pricing with Multiple Demand Classes and Production Priorities, INFORMS Annual Meeting 2007, Seattle, USA
• September 2007, Capacity Investment and Pricing Decisions in a Single-Period, Two-Product-Problem, Operations Research Conference, Saarbrücken, Germany
• July 2007, Capacity Investment and Pricing Decision in a Problem with Multiple Products and Production Priorities, EURO XXII Conference, Prague, Czech Republic  
• June 2007, Capacity Investment and Pricing Decision in a Problem with Multiple Products and Production Priorities, 7th Annual INFORMS Revenue Management and Pricing Section Conference, Barcelona, Spain 

2006

• November 2006, Inventory management under dynamic quantity competition, INFORMS Annual Meeting 2006, Pittsburgh, USA
• August 2006, Dynamic pricing and replenishment in the warehouse scheduling problem - A common cycle approach, 14th International Symposium on Inventories, Budapest, Hungary
• July 2006, Dynamic pricing in the warehouse scheduling problem, EURO XXI Conference, Reykjavik, Iceland

2005

• September 2005, The impact of dynamic pricing on the economic ordering decisions, Operations Research, Bremen, Germany
• June 2005, The impact of dynamic pricing on the economic ordering decisions, Südwest-Workshop, Kaiserslautern, Germany