By Atanassov Dimiter   in International Journal of Environment and Pollution

ISSN:0957-4352|20|1-2|105-113

Inderscience Publishers‎(2003)‎

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By Atanassov Dimiter   Spassova Tatiana   in International Journal of Environment and Pollution

ISSN:0957-4352|20|1-2|96-104

Inderscience Publishers‎(2003)‎

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By Atanassov Dimiter G.   in International Journal of Environment and Pollution

ISSN:0957-4352|14|1-2|217-224

Inderscience Publishers‎(2000)‎

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