00601naa#a2200181#i#450# EN\INFRA-M\bibl\43958 /en/manage/index 20251220173239.6 2500-3291 20210517b2021####ek#y0engy0150####ca RU Improving Project Management Efficiency Using Agile Methodologies Journal article Moscow INFRA-M Academic Publishing LLC. 2021 10 с. Journal article local Экономика. Экономические науки. 33 Shmeleva A. S. test.editorum.ru /en/manage/index