00636naa#a2200193#i#450# EN\ACADEMUS PUBLISHING\bibl\1989 20240506051810.1 20161201b2016####ek#y0engy0150####ca RU POLYCHLORINATED BIPHENYLS IN EDIBLE FISH FROM BLACK SEA, BULGARIA Conference article/thesis San Francisco Academus Publishing 2016 0 с. Conference article/thesis local Экология. 34.35 grnti Stancheva Mona Georgieva Stanislava Peteva Zlatina Makedonski Lubomir seacoasts.editorum.io