Wabula, L. R., Umasugi, M. T., Nurlina, W. O., Nizar, A. M., & Agus, R. (2020). The Relationship between Internet Addiction and Insomnia in Student Class IX. Jurnal Ners, 15(1Sp), 82–85. https://doi.org/10.20473/jn.v15i1Sp.18947