Zaki Yamani Zakaria, Nursyazwani Aznan, and Mazura Jusoh. “ASSESSING USECHH REGULATION 2000 IMPLEMENTATION ON CHEMICAL LABORATORIES: A CASE STUDY OF UNIVERSITI TEKNOLOGI MALAYSIA”. PERINTIS eJournal 9, no. 1 (February 22, 2021): 30–47. Accessed November 17, 2025. https://perintis.org.my/ejournalperintis/index.php/PeJ/article/view/77.