Ren, R., Zou, Z., & Wang, X. (2014). A two-time scale control law based on singular perturbations used in rudder roll stabilization of ships. Ocean engineering, 88, 488-498. https://doi.org/10.1016/j.oceaneng.2014.07.006
Chicago Style (17th ed.) CitationRen, Ru-Yi, Zao-Jian Zou, and Xue-Gang Wang. "A Two-time Scale Control Law Based on Singular Perturbations Used in Rudder Roll Stabilization of Ships." Ocean Engineering 88 (2014): 488-498. https://doi.org/10.1016/j.oceaneng.2014.07.006.
MLA (9th ed.) CitationRen, Ru-Yi, et al. "A Two-time Scale Control Law Based on Singular Perturbations Used in Rudder Roll Stabilization of Ships." Ocean Engineering, vol. 88, 2014, pp. 488-498, https://doi.org/10.1016/j.oceaneng.2014.07.006.
Warning: These citations may not always be 100% accurate.