Ulfah, ., Irawan, N. O., Nurfadila, P. D., Ristanti, P. Y., & Hammad, J. A. (2019). Blocking pornography sites on the internet private and university access. Bulletin of Social Informatics Theory and Application, 3(1), 22–29. https://doi.org/10.31763/businta.v3i1.161