@PHDTHESIS{tsafa2010, url = " http://www.theses.fr/2010PA090056", title = "An integrated marketing system for the optimal product line design problem, in a competitive reaction context, based on the qualitative consumer behavior analysis", author = "Tsafarakis, Stelios", year = "2010", pages = "1 vol. (146 p.)", note = "Thèse de doctorat dirigée par Tsoukiàs, Alexis Informatique Paris 9 2010", note = "Thèse de doctorat Informatique Université de Crète 2010", note = "2010PA090056", }