AŽUBALIS, Algirdas. Twenty articles in didactics of mathematics by Pranas Mašiotas. Lietuvos matematikos rinkinys, [S. l.], v. 48, n. proc. LMS, p. 159–164, 2008. DOI: 10.15388/LMR.2008.28. Disponível em: https://test.zurnalai.vu.lt/LMR/article/view/18084. Acesso em: 28 oct. 2025.