Sabir, A. 2005. Aktivitas antibakteri flavonoid propolis Trigona sp terhadap bakteri Streptococcus mutans (in vitro) (In vitro antibacterial activity of flavonoids Trigona sp propolis against Streptococcus mutans). Dental Journal. 38, 3 (Sep. 2005), 135–141. DOI:https://doi.org/10.20473/j.djmkg.v38.i3.p135-141.