Pilipenko, A. Yu. “Properties of the Flows Generated by Stochastic Equations With Reflection”. Ukrains’kyi Matematychnyi Zhurnal 57, no. 8 (August 25, 2005): 1069 -. Accessed May 4, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/3665.