GotinchanG. I., and YasinskyV. K. “Asymptotic Behavior of Solutions of Stochastic Functional-Differential Equations With Poisson Switchings”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 50, no. 6, June 1998, pp. 845–861, https://umj.imath.kiev.ua/index.php/umj/article/view/4896.