00758naa#a2200181#i#450# EN\\bibl\132370 20260801121830.6 2413-046X 20260729b2026####ek#y0engy0150####ca RU INTEGRATED ASSESSMENT OF THE ECONOMIC EFFICIENCY OF AI AGENTS IN SALES AND MARKETING OF SMALL AND MEDIUM-SIZED ENTERPRISES Journal article Moscow Electronic science 2026 21 с. Journal article local Искусственный интеллект. 004.8 Сбыт. Продажа. Реализация продукции. 658.8 Мелкие предприятия. 334.012.64 Treschevskiy Dmitriy Yur'evich Kolyvanov Dem'yan Andreevich mshj.ru