00628naa#a2200217#i#450# EN\\bibl\46467 20241121190232.4 2307-1400 20211028b2021####ek#y0engy0150####ca ENG RU Mental toughness questionnaire (MTQ18): A Russian version Journal article Saint-Petersburg Strategy of the Future 2021 12 с. Journal article local Политика. 32 ENG Denovan Andrew Dagnall Neil Hill-Artamonova Elena Musienko Tamara V. futurepubl.ru