Kaliappan, Anusuya, Hashima Hamid, and Ahmad Rizal Madar. “Experts’ Opinion Matters! Green Technology Elements for Construction Technology in Vocational Colleges”. Journal of Technical Education and Training 15, no. 1 (March 30, 2023): 167–177. Accessed May 2, 2024. https://publisher.uthm.edu.my/ojs/index.php/JTET/article/view/13503.