00639naa#a2200181#i#450# EN\\bibl\66057 20241026112106.6 2074-1618 20130625b2013####ek#y0engy0150####ca RUS RU ABOUT THE IMPORTANCE HETEROCHRONICALLYIN SIGNIFICANT IMPROVEMENT OF PROFESSIONAL SKILLS STUDENTS STATE FIRE SERVICE OF EMERGENCY OF RUSSIA Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2013 8 с. Journal article local Tyshchenko E G Sokolowa E L journals.igps.ru