Shanmugasundaram Karthikeyan Murugesan Sathya Krishnan Balachandran Controllability of semilinear stochastic delay systems with distributed delays in control. 17:1-17:15 2017 29 Math. Control. Signals Syst. 4 https://doi.org/10.1007/s00498-017-0206-9 db/journals/mcss/mcss29.html#KarthikeyanSB17