By Jacobs David E.   in International Journal of Environment and Pollution

ISSN:0957-4352|9|1|126-139

Inderscience Publishers‎(2009)‎

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By JACOBS DAVID E.   SMITH MICHAEL S.   in AIHAJ

ISSN:1529-8663|49|12|624-629

Taylor & Francis Ltd‎(1988)‎

Access to resources Favorite 9.45586