Pranita, L. D., A. Demartoto, and B. Murti. “Health Belief Model on Sexual Behavior Issues Among Prisoners at Prison in Pekalongan, Central Java”. Journal of Health Promotion and Behavior, vol. 2, no. 3, Aug. 2017, pp. 232-41, https://thejhpb.com/index.php/thejhpb/article/view/53.