Hariharan, M., M. P. Paulraj, and S. Yaacob. “Time-Domain Features And Probabilistic Neural Network For The Detection Of Vocal Fold Pathology”. Malaysian Journal of Computer Science, vol. 23, no. 1, June 2010, pp. 60-67, https://ejournal.um.edu.my/index.php/MJCS/article/view/6388.