TY JOUR TI Development of the northern delivery system and the problems of occupational diseases among water transport crew (at the example of the Omsk region) KW water transport KW northern delivery KW hazardous production factors KW working conditions KW river vessels KW microclimate KW vibroacoustic factor KW noise KW work process intensity JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Smirnov, V.D. AU Butorin, G.I. AU Smirnova, N.V. PY 2026 IS 2026 PB Astrakhan State Technical University