By Logan J.D.   in International Journal of Mathematical Education in Science and Technology

ISSN:1464-5211|30|6|855-860

Taylor & Francis Ltd‎(1999)‎

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By Logan J.D.   Joern A.   Wolesensky W.   in Ecological Modelling

ISSN:0304-3800|168|1|25-38

Elsevier‎(2003)‎

Access to resources Favorite 11.80216