00568naa#a2200181#i#450# EN\\bibl\67485 /en/manage/index 20250905112915.5 2074-1626 20130325b2013####ek#y0engy0150####ca RUS RU THE PROBLEMS OF WATER SECURITY IN THE SAINT-PETERSBURG Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2013 3 с. Journal article local Agayeva R E fht.editorum.ru /en/manage/index