00641naa#a2200181#i#450# EN\INFRA-M\bibl\99316 20260125220630.7 2587-9111 20250930b2025####ek#y0engy0150####ca RU Analysis of opportunities to improve customer service on a global level Journal article Moscow INFRA-M Academic Publishing LLC. 2025 6 с. Journal article local Экономика. Народное хозяйство. Экономические науки. 33 Errera Larisa Mihaylovna Sedova Irene Nikolaevna naukaru.ru