The invisible addiction: Cell-phone activities and addiction among male and female college students  / James A. Roberts, Luc Honore Petnji Yaya, Chris Manolis
  Bibliogr.: p. 264-265. - Abstr. eng.
  In: Journal of Behavioral Addictions. - ISSN 2062-5871, eISSN 2063-5303. - 2014. 3. évf. 4. sz., p. 254-265. : ill.