Kumari, Mandeep, and Renu Chugh. “Strong Convergence for Nonexpansive Mappings by Viscosity Approximation Methods in Hadamard Manifolds”. International Journal of Applied Mathematical Research 4, no. 2 (March 26, 2015): 299–307. Accessed April 9, 2025. https://sciencepubco.com/index.php/ijamr/article/view/4239.