KISELIOVAS, Arkadijus; KISELIOVA, Danutė. Elementary mathematics reseach done by primary school pupils. Lietuvos matematikos rinkinys, [S. l.], v. 39, n. III, p. 287–290, 1999. DOI: 10.15388/LMD.1999.35592. Disponível em: https://www.journals.vu.lt/LMR/article/view/35592.. Acesso em: 11 sep. 2024.