et. al., R. K. . “A Novel Approach To Solve Cold Start Problem In Sentiment Associated Content-Based Recommender System: K-L Divergence Method”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 7, Apr. 2021, pp. 171-84, https://turcomat.org/index.php/turkbilmat/article/view/2558.