Prem Prakash Kaphle, and Biseswar Prasad Bhatt. “Applications of the Banach-Stone Theorem on Algebra”. Prāgyik Prabāha 12, no. 1 (September 23, 2024): 34–41. Accessed December 7, 2025. https://www.nepjol.info/index.php/pp/article/view/69970.