T. More, R. ., and P. . M. Sonawane. “A Note on an Abstract Nonlinear Delay Differential Equation With Nonlocal Condition Ia A New Three Steps Iteration”. Journal of Neonatal Surgery, vol. 13, no. 1, Sept. 2025, pp. 1103-20, https://www.jneonatalsurg.com/index.php/jns/article/view/9116.