SONDORE, Anita; KRASTIŅA, Elfrīda; DAUGULIS, Pēteris; DRELINGA, Elga. UNDERSTANDING OF BASIC CONCEPTS FOR MASTERING COMPETENCES OF SCHOOL MATHEMATICS. SOCIETY. INTEGRATION. EDUCATION. Proceedings of the International Scientific Conference, Rezekne, Latvia, v. 2, p. 330–342, 2016. DOI: 10.17770/sie2016vol2.1383. Disponível em: https://archive-journals.rtu.lv/sie/article/view/1272.. Acesso em: 11 mar. 2026.