Weibelzahl, S. (1999). Conception, Implementation, and Evaluation of a Case Based Learning System for Sales Support in the Internet. Unpublished diploma thesis University of Trier.
@mastersthesis{Weibelzahl99,
author = {Stephan Weibelzahl},
title = {Conception, Implementation, and Evaluation of a
Case based learning System for sales support in the internet},
year = {1999},
school = {Universit\"at Trier}
}