00701naa#a2200193#i#450# EN\\bibl\67429 20241212050123.4 2074-1626 20120325b2012####ek#y0engy0150####ca RUS RU CONDITION AND PROSPECTS OF RESEARCHES IN THE FIELD OF PREVENTION EMERGENCIES AND DECREASE HIDDEN THE ECOLOGICAL OFFENCES CONNECTED WITH CHEMICAL POLLUTION OF NATURAL WATERS Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2012 8 с. Journal article local Tangiev B B Agayeva R E Nikanorova M N journals.igps.ru