NIRMALKUMAR, R.; MURUGESU, R. Approximate Controllability Results for Neutral Stochastic Differential Equations of Sobolev Type with Unbounded Delay in Hilbert Spaces. The Journal of the Indian Mathematical Society, [S. l.], v. 86, n. 1-2, p. 79–94, 2018. DOI: 10.18311/jims/2019/16122. Disponível em: http://informaticsjournals.com/index.php/jims/article/view/16122. Acesso em: 27 apr. 2024.