TY JOUR TI METHODOLOGICAL APPROACHES TO THE ANALYSIS OF THE COMPETITIVENESS OF THE BUSINESS STRUCTURES OF THE REGIONAL SHIPBUILDING CLUSTER KW cluster KW shipbuilding KW ship-repairing KW SWOT-analysis KW effeciency JO Vestnik of Astrakhan State Technical University. Series: Economics AU Zverev, V.. AU Nabiev, R.. AU Shulimova, M.. PY 2016 IS 2016 PB Astrakhan State Technical University