Tezer, M. ., Ulgener , P., Minalay , H., Ture, A. ., Tugutlu , U. . and Harper , M. G. . (2020) “Examining the relationship between academic procrastination behaviours and problematic Internet usage of high school students during the COVID-19 pandemic period”, Global Journal of Guidance and Counseling in Schools: Current Perspectives, 10(3), pp. 142–156. doi: 10.18844/gjgc.v10i3.5549.