00553naa#a2200157#i#450# EN\ACADEMUS PUBLISHING\bibl\2766 20240419064954.5 20121124b2012####ek#y0engy0150####ca RU THE SYSTEM APPROACH AT STUDYING OF THE SEA COASTAL ZONE Conference article/thesis San Francisco Academus Publishing 2012 3 с. Conference article/thesis local Общие вопросы экономических наук. 06.01 grnti Dunaev N. N. academuspub.com