safitri, rezy, V. Purnamasari, and H. Wakhyudin. “Dampak Game Online PUBG Terhadap Perilaku Prokrastinasi Siswa”. International Journal of Natural Science and Engineering, vol. 4, no. 1, Oct. 2020, pp. 30-38, doi:10.23887/ijnse.v4i1.29079.