00640naa#a2200181#i#450# EN\\bibl\92190 20250706014358.7 2782-4586 20240830b2024####ek#y0engy0150####ca RU The concept, types and stages of certification of the organization's personnel Journal article Moscow ITBO University 2024 5 с. Journal article local Труд. Наука о труде. Экономика труда. Организация труда. 331 Ibragimova Kamila Saipulakhovna Gasanova Diana Magomedovna jomeam.ru