Alifia, L. N., H. Joebagio, and B. Murti. “Sexual Behavior for HIV Prevention Among Men Who Have Sex With Men in Surakarta”. Journal of Health Promotion and Behavior, vol. 3, no. 3, Aug. 2018, pp. 179-91, https://thejhpb.com/index.php/thejhpb/article/view/138.