Mr. Naimishkumar Parmar, Dr. Mayuri Dhamiliya. (2026). Impact of Customer Satisfaction toward Digital Banking Interfaces on Operational Efficiency and Business Performance: A Comparative Study of Punjab National Bank, Union Bank of India, and Canara Bank. Economic Sciences, 22(4(S) April), 628-638. https://doi.org/10.69889/c1e74r94