Ab Hamid N, Abd Majid MZ, Mohd Kamaruzaman F, Rasul MS, Liu ZY, Fajri BR. A Systematic Literature Review on Challenges to Circular Economy Implementation for Sustainable Technical and Vocational Education. Pena Modern. Prac. in Teach. and Learn. [Internet]. 2025 May 26 [cited 2025 Jul. 19];1(1):1-15. Available from: http://penacendekia.com.my/index.php/pmptl/article/view/23