Muhamad Khalid Hossin, and Faizal Amin Nur Yunus. 2025. “Development of the Unit Evaporator Cleaner Prototype in Air Conditioning”. Research and Innovation in Technical and Vocational Education and Training 5 (2): 112-18. https://publisher.uthm.edu.my/periodicals/index.php/ritvet/article/view/15992.