Tohomi, Kristina Lusty, et al. “Aktivitas Antioksidan Ekstrak Etanol Daun Buas-Buas (Premna Cordifolia Linn.) Terhadap Gambaran Histopatologi Paru Tikus (Rattus Norvegicus) Wistar Jantan Pasca Paparan Asap Rokok”. Journal of Tropical Pharmacy and Chemistry, vol. 2, no. 4, June 2014, pp. 212-24, doi:10.25026/jtpc.v2i4.67.