Zhang, Zhongcai, and Yuqiang Wu. “Modeling and Adaptive Tracking for Stochastic Nonholonomic Constrained Mechanical Systems”. Nonlinear Analysis: Modelling and Control 21, no. 2 (March 25, 2016): 166–184. Accessed May 6, 2024. https://www.journals.vu.lt/nonlinear-analysis/article/view/13481.