Udonsa AE. Salient Issues in Students’ Poor Performance in Mathematics at Public Examinations in Nigeria: A Case Study of selected secondary schools in Adamawa State. JRES [Internet]. 2015 Apr. 30 [cited 2025 Mar. 12];6(1):1-11. Available from: https://icidr.org.ng/index.php/Jres/article/view/1421