Chalishajar, Dimplekumar N., et al. “Existence of Semi Linear Impulsive Neutral Evolution InclusionsWith Infinite Delay in Frechet Spaces”. Discontinuity, Nonlinearity, and Complexity, vol. 5, no. 3, Aug. 2026, pp. 297-12, https://doi.org/10.5890/DNC.2016.09.008.