N. M. Wulandari, E. A. Prasetyo, A. Subiwahjudi, and T. Yuanita, “The Difference Of Antibacterial Power Between Cocoa Peel (Theobroma cacao L.) Extract 6,25% and Chlorhexidine 0,2% Againts Streptococcus sanguinis”, CDJ, vol. 9, no. 1, pp. 40–47, Dec. 2019.