ER, Z. Developing the Self-Efficacy Scale for Middle School Students’ Estimation Skills: Validity and Reliability. Pegem Journal of Education and Instruction, [S. l.], v. 13, n. 2, p. 314–327, 2023. DOI: 10.47750/pegegog.13.02.35. Disponível em: https://pegegog.net/index.php/pegegog/article/view/2095. Acesso em: 1 aug. 2025.