Castañeda Jr WD, Angco RJN, Lobrigas MRS, Damgo BA. Design and Evaluation of a Technology Enhanced Professional Development Program for Secondary Mathematics Teachers. IJLTER [Internet]. 2025 Oct. 30 [cited 2026 May 26];24(10):911-27. Available from: http://ijlter.myres.net/index.php/ijlter/article/view/2570