Suryani, Nani, Devi Nurjanah, and Dimas Indriatmoko. “Antibacterial Activity of Kecombrang Rod Extract (Etlingera Elatior (Jack) R.M.Sm.) on Dental Plaque Bacteria Streptococcus Mutans”. Jurnal Kartika Kimia 2, no. 1 (May 31, 2019): 23-29. Accessed December 14, 2019. http://jkk.unjani.ac.id/index.php/jkk/article/view/19.