Classification of problematic Internet usage types by motives and contexts with elementary and secondary school-aged counseling clients / Bugeun Kim [et al.]
  Bibliogr.: p. 652-653. - Abstr. eng. - DOI: https://doi.org/10.1556/2006.7.2018.90
  In: Journal of Behavioral Addictions. - ISSN 2062-5871, eISSN 2063-5303. - 2018. 7. évf. 3. sz., p. 644-653. : ill.