Stoykova, Ani Qankova, Mariya Georgieva Paskaleva, and Dinko Zhulien Stoykov. 2018. “Impact of Sentiment Indicators on the Capital Market Dynamics and Default Probability”. International Journal of Contemporary Economics and Administrative Sciences 8 (2):129-53. http://ijceas.com/index.php/ijceas/article/view/253.