1. Aksu, O. (2018). Determination of trait anxiety levels, emotional intelligence and personality traits of karate athletes according to various variables. Master Thesis, Bartın University. UCL Discovery. Retrieved May 25, 2021,from: https://acikerisim.bartin.edu.tr/bitstream/handle/11772/419/Okan%20Aksu.pdf?sequence=1&isAllowed=y
2. Arpacı, I., Karatas, K., & Baloglu, M. (2020). The development and initial tests for the psychometric properties of the Covid-19 phobia scale (C19P-S). Personality and Individual Difference, 164(110108), 1-6. https://doi.org/10.1016/j.paid.2020.11010810.1016/j.paid.2020.110108721167532394993
3. Aydın, B., & Dogan, M. (2020). Evaluation of the effects of the new coronavirus (covid-19) pandemic on touristic consumer behaviors and tourism in Turkey. Journal of Marketing Theory and Practices, 6(1), 93-115.
4. Aydın, E., Birol S. S., & Temel, V. (2017). Determination of job satisfaction and anxiety levels of university personnel participating in sportive recreation activities. KMU Journal of Social and Economic Research, 19(32), 78-83.
5. Basaran, Z. (2015). The effect of twelve-week recreation activities on the anxiety level of female prisoners. International Journal of Science Culture and Sport, 3, 547-560. https://doi.org/10.14486/IJSCS32310.14486/IJSCS323