Ajay V 1, Kudala Bharadwaj Reddy 0, P Shiva Teja , Subraveti Naga Akash, Dr. Bharathi S H. “Door-Automation System Based on Speech Command Pin Using Android Smartphone”. International Journal of Advanced Science and Technology, Vol. 29, no. 10s, June 2020, pp. 3879-88, http://sersc.org/journals/index.php/IJAST/article/view/20977.