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1. Yurdagul B. What is a smartphone, what is its use? Worldwide rates of smartphone use and the situation in Turkey. Android Turkiye, 2011. URL: https://androidtrdotnet.wordpress.com/2011/12/24/ akilli-telefon-nedir-ne-ise-yarar-dunyadaki-akilli-telefonkullanim-oranlari-ve-turkiyedeki-durum/. Accessed: July 17, 2020. (Turkish)

2. Ugur N, Turan A. College students’ acceptance and usage of mobile applications: Sakarya University case. Journal of Internet Applications and Management 2015; 6:63-79. (Turkish)

3. Griffiths MD. Technological addictions. Clinical Psychology Forum 1995; 76:14-19.

4. Lin YH, Chang LR, Lee YH, Tseng HW, Kuo TB, Chen SH. Development and validation of the Smartphone Addiction Inventory (SPAI). PLoS One 2014; 9:e98312.

5. Kwon M, Lee JY, Won WY, Park JW, Min JA, Hahn C, et al. Development and validation of a smartphone addiction scale (SAS). PLoS One 2013; 8:e56936.

6. Say G, Durak Batigun A. The Assessment of the relationship between problematic ınternet use and parent-adolescent relationship quality, loneliness, anger, and problem solving skills. Dusunen Adam The Journal of Psychiatry and Neurological Sciences 2016; 29:324-334.

7. Ozen S, Topcu M. The relationship of smartphone addiction with depression, obsession-compulsion, impulsivity, alexithymia among medical faculty students. Journal of Dependence 2017; 18:16-24. (Turkish)

8. Zywica J, Danowski J. The faces of facebookers: Investigating social enhancement and social compensation hypotheses; predicting FacebookTM and offline popularity from sociability and self-esteem, and mapping the meanings of popularity with semantic networks. J Comput Mediat Commun 2008; 14:1-34.

9. Elhai JD, Tiamiyu MF, Weeks JW, Levine JC, Picard KJ, Hall BJ. Depression and emotion regulation predict objective smartphone use measured over one week. Pers Individ Dif 2018; 133:21-28.

10. Kim E, Cho I, Kim EJ. Structural Equation Model of Smartphone Addiction Based on Adult Attachment Theory: Mediating Effects of Loneliness and Depression. Asian Nurs Res (Korean Soc Nurs Sci) 2017; 11:92-97.

11. Folkman S, Lazarus RS. Manual for the Ways of Coping Scale. Palo Alto CA: Consulting Psychology Press, 1988.

12. Tang J, Yu Y, Du Y, Ma Y, Zhang D, Wang J. Prevalence of internet addiction and its association with stressful life events and psychological symptoms among adolescent internet users. Addict Behav 2014; 39:744-747.

13. Tonioni F, Mazza M, Autullo G, Cappelluti R, Catalano V, Marano G, Fiumana V, Moschetti C, Alimonti F, Luciani M, Lai C. Is Internet addiction a psychopathological condition distinct from pathological gambling? Addict Behav 2014; 39:1052-1056.

14. Kardefelt-Winther D. A conceptual and methodological critique of internet addiction research:towards a model of compensatory internet use. Comput Hum Behav 2014; 31:351-354.

15. Toda M, Ezoe S, Takeshita T. Mobile phone use and stress-coping strategies of medical students. Int J Cyber Behav Psychol Learn 2014; 4:41-46.

16. Davis RA. A cognitive-behavioral model of pathological Internet use. Comput Hum Behav 2001; 17:187-195.

17. Caplan SE. Theory and measurement of generalized problematic Internet use: A two-step approach. Comput Hum Behav 2010; 26:1089-1097.

18. Brand M, Laier C, Young KS. Internet addiction: coping styles, expectancies, and treatment implications. Front Psychol 2014;5:1256.

19. Heppner PP, Krauskopf CJ. An ınformation processing approach to personal problem solving. Couns Psychol 1987; 15:371-447.

20. Kneeland S. Problem Solving. Kalayci N (Translation Editor), Ankara: Gazi Kitabevi, 2001. (Turkish)

21. Arnold JD. The Complete Problem solver: A total system for competitive decision making. Canada: John Wiley & Sons Inc, 1992.

22. D’Zurilla TJ, Nezu AM. Problem-solving therapies: In Dobson KS (editor). Handbook of Cognitive–Behavioral Therapies. New York, NY, US: Guilford Press, 2001, 211-245.

23. Nezu AM, Perri MG. Social problem-solving therapy for unipolar depression: an initial dismantling investigation. J Consult Clin Psychol 1989; 57:408-413.

24. Yuksel M, Yilmaz E. The Investigation of the relationship between Internet addiction and problem solving skills of high school students in terms of several variables. Elementary Education Online 2016; 15:1031-1042.

25. Demirci K, Orhan HA, Akpinar A, Sert H. Validity and reliability of the Turkish version of the Smartphone Addiction Scale in younger population. Bulletin of Clinical Psychopharmacology 2014; 24:226-234.

26. Hepper PP, Petersen CH. The development and implications of a personal problem-solving inventory. J Couns Psychol 1982; 29:66-75.

27. Sahin NH, Sahin N, Hepper PP. Psychometric properties of the Problem Solving Inventory in a group of Turkish university students. Cognit Ther Res 1993; 17:379-376.

28. Folkman S, Lazarus RS. Stress, appraisal, and coping. New York: Springer Publishing Company, 1984, 150-153.

29. Sahin NH, Durak A. Stress Coping Style Inventory: adaptation for university students. Turk Psikoloji Dergisi 1995; 10:58-73.

30. George D, Mallery M. SPSS for windows step by step: a simple guide and reference, 17.0 Update. Tenth ed. Boston: Pearson, 2010.

31. Havighurst RJ. Developmental tasks and education. Third ed. New York: David McKay Company, 1972.

32. Choo H, Sim T, Liau AKF, Gentile DA, Khoo A. Parental influences on pathological symptoms of video-gaming among children and adolescents: A prospective study. J Child Fam Stud 2015; 24:1429-1441.

33. Dhir A, Chen S, Nieminen M. Predicting adolescent internet addiction: The roles of demographics, technology accessibility, unwillingness to communicate and sought internet gratifications. Comput Hum Behav 2015; 51:24-33.

34. Wang L, Luo J, Bai Y, Kong J, Luo T, Gao W, Sun X. Internet addiction of adolescents in China: Prevalence, predictors, and association with well-being. Addict Res Theory 2013; 21:62-69.

35. Tsitsika A, Janikian M, Schoenmakers TM, Tzavela EC, Olafsson K, Wójcik S, et al. Internet addictive behavior in adolescence: a cross-sectional study in seven European countries. Cyberpsychol Behav Soc Netw 2014;17:528-535.

36. Servidio R. Exploring the effects of demographic factors, internet usage and personality traits on internet addiction in asample of Italian university students. Comput Human Behav 2014; 35:85- 92.

37. Ray CM, Sormunen C, Harris TM. Men’s and women’s attitudes toward computer technology: A comparison. ITLPJ 1999; 17:1- 8.

38. Chiu SI, Hong FY, Chiu SL. An Analysis on the Correlation and Gender Difference between College Students’ Internet Addiction and Mobile Phone Addiction in Taiwan. ISRN Addict. 2013; 2013:360607.

39. Walsh SP, White KM, Cox S, Young RM. Keeping in instant touch: The predictors of young Australians instant touch. Comput Hum Behav 2011; 27:333-342.

40. Levinson DJ. A conception of adult development. Am Psychol 1986; 41:3-13.

41. Levinson DJ. The seasons of a woman’s life. New York: Knopf, 1996.

42. Charness N, Bosman EA. Human factors and age: In Craik FIM, Salthouse TA (editors). The Handbook of Aging and Cognition. Hillsdale, NJ: Erlbaum, 1992, 495-551.

43. Lenhart A, Purcell K, Smith A, Zickuhr K. Social media & mobile ınternet use among teens and young adults. Millennials 2010; 1-37.

44. Van Deursen AJ, Bolle CL, Hegner SM, Kommers PAM. Modeling habitual and addictive smartphone behavior: The role of smartphone usage types, emotional intelligence, social stress, self-regulation, age, and gender. Comput Hum Behav 2015; 45:411-420.

45. Echeburúa E, de Corral P. Addiction to new technologies and to online social networking in young people: A new challenge. Adicciones 2010; 22:91-95. [Article in Spanish]

46. Haug S, Castro RP, Kwon M, Filler A, Kowatsch T, Schaub MP. Smartphone use and smartphone addiction among young people in Switzerland. J Behav Addict 2015; 4:299-307.

47. won M, Kim DJ, Cho H, Yang S. The smartphone addiction scale: development and validation of a short version for adolescents. PLoS One 2013; 8:e83558.

48. De-Sola Gutiérrez J, Rodríguez de Fonseca F, Rubio G. CellPhone Addiction: A Review. Front Psychiatry 2016; 7:175.

49. Dikec G, Kebapci A. Smartphone addiction level among a group of university students. Journal of Dependence 2018; 19:1-9. (Turkish)

50. Bagci H, Peşken MF. Investigating the smart phone addictions of vocational school students from different variables. Malaysian Online Journal of Educational Technology 2018; 6:40-52.

51. Coudevylle GR, Gernigon C, Ginis KAM. Self-esteem, selfconfidence, anxiety and claimed self-handicapping: A mediational analysis. Psychol Sport Exerc 2011; 12:670-675.

52. Campbell JD. Self-esteem and mn pşclarity of the self-concept. J Pers Soc Psychol 1990; 59:538-549.

53. Lee HS. Convergent study of the effect of university students’ addiction to smartphones on self-esteem and self-efficacy: stress level and mental health as mediating factors. Journal of the Korea Convergence Society 2017; 8:139-148.

54. Chen CY. Smartphone addiction: psychological and social factors predict the use and abuse of a social mobile application, Inf Commun Soc 2020; 23:454-467.

55. Beranuy M, Oberst U, Carbonell X, Charmarro A. Problematic internet and mobile phone use and clinical symptoms in college students: The role of emotional intelligence. Comput Hum Behav 2019; 25:1182-1187.

56. Ha JH, Chin B, Park DH, Ryu SH, Yu J. Characteristics of excessive cellular phone use in Korean adolescents. Cyberpsychol Behav 2008; 11:783-784.

57. Hong FY, Chiu SI, Huang DH. A model of the relationship between psychological characteristics, smartphone addiction and use of mobile phones by Taiwanese female university students. Comput Hum Behav 2012; 28:2152-2159.

58. Douglas AC, Mills JE, Niang M, Stepchenkova S, Byun S, Ruffini C, et al. Internet addiction: Meta-synthesis of qualitative research for the decade 1996-2006. Comp Hum Behav 2008; 24:3027-44.

59. Yang SC, Tung CJ. Comparison of Internet addicts and nonaddicts in Taiwanese high school. Comp Hum Behav 2007; 23:79- 96.

60. Kim HK, Davis KE. Toward a comprehensive theory of problematic Internet use: Evaluating the role of self-esteem, anxiety, flow, and the self-rated importance of Internet activities. Comp Hum Behav 2009; 25;490-500.

61. Huan VS, Ang RP, Chye S. Loneliness and shyness in adolescent problematic internet users: the role of social anxiety. Child & Youth Care Forum 2014; 43:539-545.

62. Moody EJ. Internet use and its relationship to lonelines. Cyberpsychol Behav 2001; 4:393-401.

63. Ang RP, Chong WH, Chye S, Huan VS. Loneliness and generalized problematic Internet use: Parents’ perceived knowledge of adolescents’ on-line activities as a moderator. Comp Hum Behav 2012; 28:1342-1347.

64. Iskender M. Investigation of the Effects of Social Self-Confidence, Social Loneliness and Family Emotional Loneliness Variables on Internet Addiction. Malaysian Online Journal of Educational Technology 2018; 6:1-10.

65. Seong MH, Nam HR. Influence of stress coping style, relationship ability and self-esteem on smartphone addiction in nuring student. Journal of the Korea Academia-Industrial Cooperation Society 2017; 18:61-70.

66. Li H, Wang J, Wang L. A survey on the generalized problematic Internet use in Chinese college students and its relations to stressful life events and coping style. Int J Ment Health Addict 2009; 7:333-346.

67. Endler NS, Parker JDA. Assessment of multidimensional coping: task, emotion, and avoidance strategies. Psychol Assess 1994; 6:50-60.

68. Turkish Statistical Institute (TUIK). Household Information Technologies Use Survey. URL: http://tuik.gov.tr/ PreHaberBultenleri.do?id=21779. Accessed January 2019. (Turkish)