Mainasara, Muhammad Murtala, et al. “Comparison of Phytochemical, Proximate and Mineral Composition of Fresh and Dried Peppermint (Mentha Piperita) Leaves”. Journal of Science and Technology, vol. 10, no. 2, Aug. 2018, https://penerbit.uthm.edu.my/ojs/index.php/JST/article/view/3002.