LDR 00634naa#a2200169#i#450# 001 EN\\bibl\67896 005 20241122205215.5 011 ## _a2218-130X 100 ## _a20120925b2012####ek#y0engy0150####ca 101 0# _aRUS 102 ## _aRU 200 1# _aTHE INFORMATIONAL SUPPORT OF THE NAVIGATION SECURITY AND THE ECOLOGICAL SECURITY IN ZONES OF LIMITED DEPTHS IN THE SYSTEM «RIVER – SEA» BY MATHEMATICAL MODELING _eJournal article 210 1# _aSaint-Petersburg _cSaint-Petersburg University of State Fire Service of Emercom of Russia _d2012 215 ## _a7 с. 608 ## _aJournal article _2local 700 #1 _aMolchanov _gV N 856 4# _ajournals.igps.ru _u