ÜLEN, Simon; MITJA SLAVINEC, Mitja Slavinec; GERLIČ, Ivan. Conceptual teaching of physics in secondary schools. Anali PAZU, [S. l.], v. 4, n. 1, p. 6–17, 2022. DOI: 10.18690/analipazu.4.1.6-17.2014. Disponível em: https://old.journals.um.si/index.php/anali-pazu/article/view/1964. Acesso em: 7 nov. 2025.