Chris M Jayachandran, Dr. Shyamala K,. “Deploying PsyKohonen Unsupervised Machine Learning Algorithm for Diagnosing Personality Disorders in Three Clusters As Per DSM-5”. Design Engineering, Sept. 2021, pp. 5731- 5739, http://thedesignengineering.com/index.php/DE/article/view/4011.