ŽILVINSKIS, Imants. DEVELOPMENT OF WEB-BASED INFORMATION SYSTEM (DISTANCE EDUCATION INFORMATION SYSTEM). ENVIRONMENT. TECHNOLOGIES. RESOURCES. Proceedings of the International Scientific and Practical Conference, Rezekne, Latvia, v. 1, p. 301–303, 2001. DOI: 10.17770/etr2001vol1.1968. Disponível em: https://journals.ru.lv/index.php/ETR/article/view/1968.. Acesso em: 7 may. 2024.