00772naa#a2200193#i#450# EN\\bibl\109229 20251220074407.6 2074-1618 20251224b2025####ek#y0engy0150####ca RU TITLED FIREFIGHTERS OF RUSSIA: INITIATOR OF THE APPEARANCE OF FILLING FIRE PIPES IN RUSSIA (grand duke of Kyev Oleg the prophetic) Journal article Saint-Petersburg Saint-Petersburg University of State Fire Service of Emercom of Russia 2025 5 с. Journal article local Прочие вопросы, касающиеся пожарной охраны. 614.849 Vinogradov Vladimir N. Greshnyh Antonina A. Lugovoy Alexander A. journals.igps.ru