GORBUNOVS, Aleksandrs; KAPENIEKS, Atis; KUDINA, Ieva. ADVANCEMENT OF E-PORTFOLIO SYSTEM TO IMPROVE COMPETENCE LEVELS. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 1, p. 61–72, 2015. DOI: 10.17770/sie2013vol1.152. Disponível em: https://journals.ru.lv/index.php/SIE/article/view/152.. Acesso em: 2 may. 2024.