Ulfah N, Irawan NO, Nurfadila PD, Ristanti PY, Hammad JA. Blocking pornography sites on the internet private and university access. Bull.Socinf.The.App [Internet]. 2019May29 [cited 2025Sep.29];3(1):22-9. Available from: https://www.pubs.ascee.org/index.php/businta/article/view/161