TY JOUR TI ICE INFLUENCE ON FORMING SHIPPING ROUTES IN THE WATER AREA OF THE NORTHERN SEA ROUTE KW Northern Sea Route KW shipping routes KW loss of speed in the ice KW transition time KW automated identification system KW large-capacity vessels KW navigation period KW geo-information system JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Olkhovik, E.. AU Andreeva, E.. AU Tezikov, A.. PY 2019 IS PB Astrakhan State Technical University