By Everett Martin   Sinclair Philip   Dankelmann Peter   in Journal of Mathematical Sociology

ISSN:0022-250X|28|4|215-227

Routledge Ltd‎(2004)‎

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By Dankelmann Peter   Hattingh Johannes   Henning Michael   Swart Henda   in Journal of Global Optimization

ISSN:0925-5001|34|4|597-607

Springer Publishing Company ‎(2006)‎

Access to resources Favorite 9.57406