Mashkova Anna S. RussiaMoscow ANVARO GROUP LLC, ANVARO GROUP LLC, 2 Ozernaya St., Khimki, Moscow Region, 141401, Russia head of the departmentania_12@mail.ru Additional info https://orcid.org/0000-0003-3824-1478 Author's articles Managerial Competencies: Factors of “Necessity and Sufficiency” in the Description and Explanation of the Phenomenon
