TY JOUR TI Retrospective analysis of commercial sea ports operation during first five-year plans and their role in USSR economic industrialization (1928-1940) KW deadweight KW commercial sea port KW cargo turnover KW industrialization KW oil cargoes KW small cabotage KW large cabotage KW export KW import JO Vestnik of Astrakhan State Technical University. Series: Economics AU Sabaydash, M.. PY 2020 IS PB Astrakhan State Technical University