SERDIUK, Liudmyla; PENKOVA, Olena. Persons’ self-improvement as an integrated self-determined phenomenon. Social Welfare: Interdisciplinary Approach, [S. l.], v. 5, n. 1, p. 73–81, 2015. DOI: 10.15388/SW.2015.28251. Disponível em: https://www.journals.vu.lt/social-welfare/article/view/28251.. Acesso em: 17 jul. 2024.