Kasim, Anwar, Yoli Sub’han, and Netty Sri Indeswari. “PERUBAHAN BEBERAPA SIFAT FISIS DAN KIMIA PASTA GAMBIR SELAMA PENYIMPANAN”. Jurnal Riset Kimia 1, no. 2 (February 12, 2015): 102. Accessed May 3, 2024. http://jrk.fmipa.unand.ac.id/index.php/jrk/article/view/21.