BOLTIVETS, Sergii. Mental health and psychological activity to preserve it. Psyhology & society, [S. l.], n. 1, p. 104–113, 2020. DOI: 10.35774/pis2020.01.104. Disponível em: https://pis.wunu.edu.ua/index.php/enpis/article/view/1075.. Acesso em: 4 may. 2024.