Melchor B. Brillantes. Effectiveness of Alternative Learning System (ALS) Program on the Knowledge, Skills, and Attitudes of Persons Deprived of Liberty (PDL). IJSE [Internet]. 2026 Jul. 24 [cited 2026 Sep. 16];41(14s):560-7. Available from: https://internationalsped.com/index.php/ijse/article/view/4654