00712naa#a2200169#i#450# EN\\bibl\123305 20260818124320.2 2686-9896 20260515b2026####ek#y0engy0150####ca RU SECONDARY MARKETING INFORMATION: CONCEPT, TYPES AND SOURCES OF RECEIPT Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2026 1 с. Journal article local Торговля. Международные экономические отношения. Мировое хозяйство. 339 Filimonova Yuliya Vladimirovna angtu.editorum.ru