Changes in K-12 Grading Research Since 2016. Journal of School Administration Research and Development, [S. l.], v. 11, n. S1, p. 54–62, 2026. DOI: 10.32674/yvxznm80. Disponível em: https://www.ojed.org/JSARD/article/view/8672. Acesso em: 21 aug. 2026.