By Umoren I.   Udoh A.   Udousoro I.   in The Environmentalist

ISSN:0251-1088|27|2|241-252

Springer Publishing Company ‎(2007)‎

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By Ekanem U.   Umoren S.   Udousoro I.   Udoh A.   in Journal of Materials Science

ISSN:0022-2461|45|20|5558-5566

Springer Publishing Company ‎(2010)‎

Access to resources Favorite 9.434523