Hoo Chai Sing, Linda Khoo Mei Sui, Faaizah Binti Shahbodin. “Open Ended Questions Done in A Personal Learning Environment Framework to Enhance Communication Skills”. Journal for ReAttach Therapy and Developmental Diversities, vol. 6, no. 9s(2), Sept. 2023, pp. 762-71, https://jrtdd.com/index.php/journal/article/view/1492.