Lubis, M. R. F. and Lindawati, Y. (2019) “EFEK EKSTRAK BIJI KOPI ROBUSTA (coffeacanephora) TERHADAP pH SALIVA dan PERTUMBUHAN BAKTERI Staphylococcus aureus (ATCC® 29213™) (IN VITRO)”, Jurnal Ilmiah PANNMED (Pharmacist, Analyst, Nurse, Nutrition, Midwivery, Environment, Dentist), 12(3), pp. 309–312. doi: 10.36911/pannmed.v12i3.167.