PUTRA, L. V.; SUKESTIYARNO; MASRUKAN; JOKO WIDODO. Numeration Problems in Elementary School Mathematics Learning in Semarang from the Teacher’s Perspective. Pegem Journal of Education and Instruction, [S. l.], v. 13, n. 4, p. 63–74, 2023. DOI: 10.47750/pegegog.13.04.08. Disponível em: https://pegegog.net/index.php/pegegog/article/view/2401. Acesso em: 3 aug. 2025.