TY JOUR TI ASSESSMENT OF THE PROBABILITY OF FIRE ESCALATION AT RAILWAY TRANSPORT FACILITIES KW railway transport KW transportation of dangerous goods KW fire KW explosion KW cascade process JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Samigullin, G.K. AU Tregub, N.A. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia