Group Construction for Airline Cabin Crew: Comparing Constraint Programming with Branch and Price. - Jesper Hansen; Tomas Lidén (CPAIOR, 2005)

Cartography of Automated Environmental Technological Risks by Means of GIS Risk-Register, the Examples of Geneva, "Geneva Risk" and Zurich "Chemrisk". - Alberto Susini; Jesper Hansen; Felix Gmünder; Andreas Schönenberger; Christian Hürzeler; Philippe Minier (EnviroInfo (1), 2007)