bin Hasnadi, Mohamad Syahir, and Aliff Hisyam A Razak. “Evaluation of Peppermint Based Menthol As a Cooling Agent for Development of Hydrogel Cooling Patch”. Progress in Engineering Application and Technology 3, no. 1 (June 19, 2022): 20–27. Accessed July 18, 2024. https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/6427.