E. JAMBO, H. . EFFECTS OF BOKO HARAM INSURGENCY ON THE PERFORMANCE AND RETENTION OF SENIOR SECONDARY SCHOOL STUDENTS IN MATHEMATICS IN ADAMAWA AND YOBE STATES. BW Academic Journal, [S. l.], p. 8, 2023. Disponível em: https://www.bwjournal.org/index.php/bsjournal/article/view/1496. Acesso em: 28 jul. 2026.