K. Kalai Selvi, R. Arun Sekar, S. Prabu venkateswaran, S.V. Ramanan, “Competent Urdhva Tiryakbhayam (UT) Vedic multiplier using Reversible gates”, IJAST, vol. 29, no. 3, pp. 7026 - 7035, Apr. 2020.