QURATUL AIN, BATOOL ATTA, MUHAMMAD KASHIF KHURSHEED. GENDER DIFFERENCES IN SECONDARY SCHOOL CHEMISTRY ACHIEVEMENT: A CASE STUDY OF MUZAFFARABAD, AZAD JAMMU AND KASHMIR. Pakistan Journal of Educational Research , [S. l.], v. 5, n. 2, 2022. DOI: 10.52337/pjer.v5i2.573. Disponível em: https://www.pjer.org/index.php/pjer/article/view/573. Acesso em: 10 jul. 2026.