Wang, JinRong, T. Sathiyaraj, and Donal O’Regan. 2021. “Relative Controllability of a Stochastic System Using Fractional Delayed Sine and Cosine Matrices”. Nonlinear Analysis: Modelling and Control 26 (6): 1031-51. https://doi.org/10.15388/namc.2021.26.24265.