Paikaray, P. P., S. Beuria, and N. C. Parida. “Numerical Approximation of Stochastic Volterra-Fredholm Integral Equation Using Walsh Function”. Communications in Mathematics and Applications, vol. 14, no. 5, Dec. 2023, pp. 1603-1, doi:10.26713/cma.v14i5.2313.