FITRI, M. .; RAHAYU, W.; EL HAKIM, L. . Analysis of Student Errors in Working Mathematical Problems in Calculated Operation Materials Fractions Based on Newman Stages From Adversity Quotient (Case Study in SMP Negeri 2 Sekampung). Journal Research of Social Science, Economics, and Management, [S. l.], v. 1, n. 7, p. 754–758, 2022. DOI: 10.59141/jrssem.v1i7.102. Disponível em: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/102. Acesso em: 16 sep. 2024.