E.SAI PREETHA, R.SELVAKUMAR, P.PRAVEEN, T.RAM PRASATH, and Dr.P.SUGANYA P/EEE. “Smart Domestic Payment System Using Biometric”. International journal of intellectual advancements and research in engineering computations 6, no. 1 (March 28, 2018): 47–48. Accessed May 4, 2024. https://ijiarec.com/ijiarec/article/view/401.