Selvam KC, Latha S. A Simple Square Rooting Circuit Based on Operational Amplifiers (OPAMPs). Eng. Technol. Appl. Sci. Res. [Internet]. 2013 Feb. 11 [cited 2026 Apr. 17];3(1):349-51. Available from: https://www.etasr.com/index.php/ETASR/article/view/234