Benlakhdar, Said, Saralees Nadarajah, Mohammed Rziza, and Rachid Oulad Haj Thami. “Density-Adaptive Clustering of Multivariate Angular Data Using Dirichlet Process Mixture Models With Circular Normal Distribution for Artificial Intelligence Applications”. Statistics, Optimization & Information Computing 13, no. 4 (January 2, 2025): 1404-1412. Accessed May 19, 2025. http://iapress.org/index.php/soic/article/view/2146.