1. Chen BX. Always on: how the iPhone unolcked the anything-anytime-anywhere future-and locke us in. Boston: Da Capo Press;2011.
2. National Information Society Agency. National information white paper. Seoul: National Information Society Agency;2015.
3. National Information Society Agency. The survey on internet overdependence. Seoul: National Information Society Agency;2015.
4. Chang MS, Park GP, Jung SH, Woo SW. The relationship among dependent and avoidant personality trait, psychological trait and addiction. The Korean J East West Science. 2011; 14(1):1–19.
5. Choi JC. Lee JY. Jang JY. The mediating effects of emotional regulation on the relationship between cellular phone addictive use and personality trait in adolescents. Asian J Education. 2014; 15(2):323–45.
6. Choi SW, Kim DJ, Choi JS, Ahn HJ, Choi EJ Song WJ, et al. Comparison of risk and protective factors associated with smartphone addiction and internet addiction. J Behav Addict. 2015; 4(4):308–14.
Article
7. Kim DI, Jung YJ. Lee YH. Delphi study on concepts and components of smart media addiction. Asian J Education. 2013; 14(4):49–71.
8. Kim HJ, Kim JH, Jung SH. Predictors of smartphone addiction and behavioral patterns. J Cybercommunication Academic Society. 2012; 29(4):55–93.
9. Kim Y, Jeong JE, Cho H, Jung DJ, Kwak MJ, Pho MJ, et al. Personality factors predicting smartphone addiction predisposition: behavioral inhibition and activation systems impulsivity, and self-control. PloS One. 2016; 11(8):): e0159788.
Article
10. Lee J. An addiction-prone personality: common personality characteristics invarious addictive and compulsive behaviors. Korean J Health Psychology. 2006; 11(3):459–532.
11. Frangos CC, Fragkos KC. Psychologic predictors and epidemiology of internet addiction among university students in greece. European Psychiatry. 2011; 26(1):40–54.
Article
12. Jeon HS, Jang O. A study on the influence of depression and stress on smartphone addiction among university students: focused on moderating effect of gender. Korean J Youth Studies. 2014; 21(8):103–129.
13. Woo RN. Exploration of risk factors and protective factors in addictive mobile phone use [dissertation]. Jinju: Kyungsang University;2009. Korean.
14. Kuss DJ, Griffiths MD. Online social networking and addiction–a review of the psychological literature. Int J Environ Res Public Health. 2011; 8(9):3528–52.
Article
15. Rokach A. Loneliness updated: an introduction. J Psychol. 2012; 146(1–2):1–6.
Article
16. Byun HS, Kweon SY. The effect of elementary school students'loneliness on school life adaptation: the mediating effect of smartphone addiction. J Child Education. 2014; 23(4):303–17.
17. Yuh J. The relationship between loneliness and smartphone addiction symptoms among middle school students: testing the mediating role of self-esteem. Korea Youth Research Association. 2016; 23(1):129–52.
Article
18. Jang SH, Park YJ. The relations among teenagers'mental health, self-control, and self-esteem according to their mobile phone addiction. J Korean Education Forum. 2009; 8(3):35–41.
19. Lim YS, Lee YJ, Han SJ. Research on factors affecting the smartphone addiction of college students based on the GIA. J Korea Academia-Industrial Cooperation Society. 2016; 17(5):56–66.
Article
20. Shin HK, Lee MS, Kim HK. An empirical study on mobile usage behavior-focusing on smartphone usage addiction. Infor-matization Policy. 2011; 18(3):50–68.
21. Seo JS, Hwang ST. Development and validating of the Korean personality disorders test. Korean J Clin Psychol. 2006; 25(1):273–88.
22. Noh EJ, Hwang ST, Ku HM, Lee SH. Reliability and validity of dependent and avoidant subscales of the diagnostic test for personality disorders. Korean J Clinical Psychology. 2008; 27(1):311–32.
23. National Information Society Agency. Development of korean smartphone addiction proneness scale for youth and adults. Seoul: National Information Society Agency;2011.
24. Russel D, Peplau LA, Cutrona CE. The received UCLA loneliness scale: concurrent and discriminant validity evidence. J Pers Soc Psychol. 1980; 39(3):472–88.
25. Kim KH, Kim JH. Korea UCLA Loneliness Scale. J Student Guidance. 1989; 16:13–30.
26. Russell DW, Kahn JH, Spoth R, Altmaier EM. Analyzing data from experimental studies: a latent variable structural equation modeling approach. J Couns Psychol. 1998; 45(1):18–29.
Article
27. Hong S. The criteria for selecting appropriate fit indices in structural equation modeling and their rationales. Korean J Clin Psychol. 2000; 19(1):161–77.
28. An DY, Lee HJ. A preliminary study on the development of group therapy program for managing loneliness. Cognitive Behavior Therapy in Korea. 2011; 11(1):1–15.
29. Aljomaa SS, QuDah MFA, Albursan IS, Bakhiet SF, Abduljab-bar AS. Smartphone addiction among university students in the light of some variables. Comput Human Behav. 2016; 61:155–64.
Article
30. Lee JH, Leem JM, Son HB, Kwak HW, Chang MS. Development and validating of a smartphone addiction scale based on behavioral addiciton criteria. Korean J Counseling and Psychotherapy. 2016; 28(2):425–43.