00586naa#a2200169#i#450# EN\\bibl\33999 20240505192604.7 2500-3372 20191216b2019####ek#y0engy0150####ca RU Current Status of Strategy Development of Congress-Exhibition Tourism in Saint-Petersburg Journal article Kemerovo Kemerovo State University 2019 5 с. Journal article local Экономика. Экономические науки. 33 Manenkov Sergey Aleksandrovich vestnik-pses.kemsu.ru