TRUPS-KALNE, Ingrīda. PSYCHOLOGICAL ASPECTS OF MORAL DEVELOPMENT: HISTORY AND RECENT STUDIES. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 7, p. 280–290, 2018. DOI: 10.17770/sie2018vol1.3400. Disponível em: https://journals.ru.lv/index.php/SIE/article/view/3400.. Acesso em: 2 may. 2024.