1 Afsaneporak, S.A., & Veaz Mosavi, S. M. K. (2014). Determination validity and reliability of Persian Version mental toughness questioner (MTQ48). Journal of Sport Management and Motor Behavioral.10, 39-54. In Persian.
2. Clough, P., Earle, K., & Sewell, D. (2002). Mental toughness: The concept and its measurement. In I. Cockerill (Ed.) Solutions in sport psychology, (pp.32-43). London: Thompson Publishing.
4. Crust, L. (2008). A review and conceptual re-examination of mental toughness: Implications for future researchers. Personality and Individual Differences, 45(7), 576-583.
5. Crust, L., & Swann, C. (2011). Comparing two measures of mental toughness. Personality and Individual Differences, 50(2), 217-221.
6. Devonport, T. J. (2006). Perceptions of the contribution of psychology to success in elite kickboxing. Journal of SportsScience and Medicine, 5, 99-107.
7. Farokhi, A., Kashani, V.O, Motesharee, E. (2011). Comparison of mental toughness of contact and noncontact men and women athletes in different skill levels. motor behavior, 3(8), 71-86 In Persian.
8. Ghasemi, A., Yaghoubian, A., & Momeni, M. (2012). Mental toughness and success levels among elite fencers. Advances in Environmental Biology, 6(9), 2536-2540. In Persian.
9. Golby, J., & Sheard, M. (2004). Mental toughness and hardiness at different levels of rugby league. Personality andIndividual Differences, 37(5), 933-942.
10. Golby, J., Sheard, M., & Wersch, A. (2007). Evaluating the factor structure of the Psychological Performance Inventory. Perceptual and Motor Skills, 105, 309-325.
11. Goldberg, A. S. (2005). Sports slump busting: 10 steps to mental toughness and peak performance: Llumina Press.
12. Gould, D., Hodge, K., Peterson, K., & Petlichkoff, L. (1987). Psychological foundations of coaching: Similarities and differences among intercollegiate wrestling coaches. The Sport Psychologist, 1(4), 293-308.
13. Gucciardi, D. F., Gordon, S., & Dimmock, J. A. (2008). Towards an understanding of mental toughness in Australian football. Journal of Applied Sport Psychology, 20(3), 261-281
14.Gucciardi,D. Gordon,S., Dimmock,J.A., & Mallett,C. J.(2009).Understanding the coach’s role in the development of mental toughness: Perspectives of eliteAustralian football coaches. Journal of Sports Sciences, 27,1483–1496.
15. Hashim, H. A., Zulkifli, E. Z., & Yusof, H. A. (2010). Factorial validation of Malaysian adapted Brunel Mood Scale in an adolescent sample. Asian Journal of Sports Medicine, 1(4),185.
16. Hatami, F., Hatami Shahmir, E., Adibpur, N., & Tahmasbi, F. (2013). The Relationships between Mental Toughness and Physical Fitness in Female Students. Sport Psychology Review, 1(2), 53-64. In Persian.
17. Horsburgh, V. A., Schermer, J. A., Veselka, L., & Vernon, P. A. (2009). A behavioural genetic study of mental toughness and personality. Personality and Individual Differences, 46(2), 100-105.
18. Jones, G. (2002). What is this thing called mental toughness? An investigation of elite sport performers. Journal of Applied Sport Psychology, 14(3), 205-218.
19. Kuan, G., & Roy, J. (2007). Goal profiles, mental toughness and its influence on performance outcomes among Wushu athletes. Journal of Sports Science & Medicine, 6(CSSI-2), 28.
20. Loehr, J. (1995). The new mental toughness training for sports. New York: Plume.
21. Loehr, J. E. (1986). Mental toughness training for sports: Achieving athletic excellence: Penguin Books.
22. Meyers, L. S., Gamst, G., & Guarino, A. J. (2006). Applied multivariate research: Design and interpretation: Sage.
23. Middleton, S. C., Marsh, H. W., Martin, A. J., Richards, G. E., & Perry, C. (2004). Discovering mental toughness: A qualitative study of mental toughness in elite athletes: Routledge.
24. Moran, A. (2004). Sport and exercise psychology: A critical introduction: Routledge.
25. Mousavi, A., & VaezMousavi, M.K. (2015). Introducing the Sport Success Scale (SSS). Motor Behavior, 7(19), 42-123. In Persian.
26. Nezhad, M. A. S., & Besharat, M. A. (2010). Relations of resilience and hardiness with sport achievement and mental health in a sample of athletes. Procedia-Social and Behavioral Sciences, 5, 757-763
27. Newland, A., Newton, M., Finch, L., Harbke, C. R., & Podlog, L. (2013). Moderating variables in the relationship between mental toughness and performance in basketball. Journal of Sport and Health Science, 2(3), 184-192.
28. Rutter, M. ((1999). Resilience concepts and findings: implications for family therapy. Journal of Family Therapy, 21(2), 119-144.
29. Sheard, M. (2012). Mental toughness: The mindset behind sporting achievement: Routledge.
30. Sheard, M., Golby, J., & van Wersch, A. (2009). Progress toward construct validation of the Sports Mental Toughness Questionnaire (SMTQ). European Journal of Psychological Assessment, 25(3), 186.
31. Tabachnick, B. G., & Fidell, L. S. (2001). Principal components and factor analysis. Using multivariate statistics, 582-652.
32. Terry, P. C., Lane, A. M., & Fogarty, G. J. (2003). Construct validity of the Profile of Mood States—Adolescents for use with adults. Psychology of Sport and Exercise, 4(2), 125-139.
33. Tugade, M. M., & Fredrickson , B. L. (2004). Resilient individuals use positive emotions to bounce back from negative emotional experiences. Journal of Personality and Social Psychology , 86, 320 – 333 .
34. Vallerand, R. J., Mageau, G. A., Elliot, A. J., Dumais, A., Demers, M.-A., & Rousseau, F. (2008). Passion and performance attainment in sport. Psychology of Sport and Exercise, 9(3), 373-392.
35. Vealey, R. S. (1988). Sport-confidence and competitive orientation: An addendum on scoring procedures and gender differences. Journal of Sport & Exercise Psychology, 10(4), 471-478.
36. Weinberg, R. S., & Gould, D. (2014). Foundations of Sport and Exercise Psychology, 6E: Human Kinetics.
37. Williams, A. M., & Elliott, D. (1999). Anxiety, expertise, and visual search strategy in karate. Journal of Sport and Exercise Psychology, 21(4), 362-375.