Korkman, H., and T. S. Çolak. “INVESTIGATION OF THE RELATIONSHIP BETWEEN COVID-19 FEAR AND INTOLERANCE OF UNCERTAINTY AND GENERALIZED ANXIETY DISORDER”. International Online Journal of Education and Teaching, vol. 8, no. 1, Dec. 2020, pp. 418-31, https://iojet.org/index.php/IOJET/article/view/1061.