00735naa#a2200193#i#450# EN\\bibl\131757 20260726152930.7 2712-7516 20260726b2026####ek#y0engy0150####ca RU Digital B2B Platforms for Supplier Search: Functionality, Interaction Models and Comparative Analysis of Aggregators Under Geo-Economic Fragmentation Journal article Moscow ITBO University 2026 0 с. Journal article local Организационные формы торговой деятельности. 339.17 Kozikova Daria Alexandrovna Vinokurov Oleg Vladimirovich Mazin Andrey Sergeevich zhpi.ru