Mohamad Hussin, U. S., S. B. Omar Khan, and S. N. I. Ab Hadi. “VOICE EXTRACTION FOR SPEECH RECOGNITION BASED ON NEURAL NETWORK”. Al-Qimah Al-Mudhafah, vol. 3, no. 1, Dec. 2017, http://jurnal.usas.edu.my/alqimah/index.php/journal/article/view/19.