SABRINA ERISA AULIA SIHOTANG; KHAIRUNNISA UMI ALMAS; FAIS IRAWAN; HAPNI LAILA SIREGAR. The Influence of Friendship Environment on Promiscuity Among Students of the Faculty of Economics State University of Medan. Zeniusi Journal, Sumatera Utara, Indonesia, v. 3, n. 1, p. 61–71, 2026. DOI: 10.70821/zj.v3i1.58. Disponível em: https://journal.zeniusi.com/zj/article/view/58. Acesso em: 25 jun. 2026.