00704naa#a2200181#i#450# EN\RIOR\bibl\43889 20240427030908.6 2409-6024 20210831b2021####ek#y0engy0150####ca RU USE OF OPERATIONAL ANALYSIS AS A TOOL FOR MANAGING A COMMERCIAL ORGANIZATION IN A CRISIS ECONOMY Journal article Moscow Publishing Center RIOR 2021 4 с. Journal article local Библиотечное дело. Библиотековедение. 2 Экономика. Экономические науки. 33 Repushevskaya Ol'ga Aeksandrovna Khomutova Yelena Valer'yevna riorpub.com