Bhatt, Biseswar Prashad, and Chet Raj Bhatta. “Maximal Monotone Operators on Product Spaces”. Nepal Journal of Mathematical Sciences 5, no. 2 (August 1, 2024): 1–6. Accessed January 30, 2026. https://nepjol.info/index.php/njmathsci/article/view/76435.