A Customer Purchase Incidence Model Applied to Recommender Services. - Andreas Geyer-Schulz; Michael Hahsler; Maximillian Jahn (WEBKDD, 2001)

Wissenschaftliche Recommendersysteme in Virtuellen Universitäten. - Andreas Geyer-Schulz; Michael Hahsler; Maximillian Jahn (UH, 2001)