Halim, Yuniwaty, et al. “PEMANFAATAN DAUN POHPOHAN (Pilea Melastomoides) DAN BUAH KALAMANSI (x Citrofortunella Microcarpa) DALAM PEMBUATAN PERMEN JELI [Utilization of Pohpohan Leaves and Calamansi in Jelly Candy Making]”. FaST - Jurnal Sains Dan Teknologi (Journal of Science and Technology), vol. 4, no. 2, Nov. 2020, pp. 19-30, https://ojs.uph.edu/index.php/FaSTJST/article/view/2675.