By Thomas Jan   in International Journal of Mathematical Education in Science and Technology

ISSN:1464-5211|40|1|17-26

Taylor & Francis Ltd‎(2009)‎

Access to resources Favorite 11.863676

By Balzer Thomas   Janßen Klaus   in Mathematical Methods of Operations Research

ISSN:1432-2994|55|3|431-446

Springer Publishing Company ‎(2002)‎

Access to resources Favorite 2.0756278