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ISSN:0022-1201|103|5|259-263

Society of American Foresters‎(2005)‎

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By Miller Char   Lewis James G.   in Journal of Forestry

ISSN:0022-1201|97|9|38-43

Society of American Foresters‎(1999)‎

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By Boukhalfa Hakim   Lewis James G.   Crumbliss Alvin L.   in BioMetals

ISSN:0966-0844|17|2|105-109

Springer Publishing Company ‎(2004)‎

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