Veresova Margarita Vladimirovna
Engineer-Hydrobiologist, Wastewater Chemical-Bacteriological Laboratory, Northern Wastewater Treatment Plant, Wastewater Disposal Directorate Branch, SUE «Vodokanal of St.Petersburg» 1 Bely Island, 198184 St. Petersburg, Russian Federation, tel.: +7 (812) 713-98-89,
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