APA (7th ed.) Citation

Tang, X., & Xu, H. (2019). Multiple-interval pseudospectral approximation for nonlinear optimal control problems with time-varying delays. Applied Mathematical Modelling, 68, 137-151. https://doi.org/10.1016/j.apm.2018.09.039

Chicago Style (17th ed.) Citation

Tang, Xiaojun, and Heyong Xu. "Multiple-interval Pseudospectral Approximation for Nonlinear Optimal Control Problems with Time-varying Delays." Applied Mathematical Modelling 68 (2019): 137-151. https://doi.org/10.1016/j.apm.2018.09.039.

MLA (9th ed.) Citation

Tang, Xiaojun, and Heyong Xu. "Multiple-interval Pseudospectral Approximation for Nonlinear Optimal Control Problems with Time-varying Delays." Applied Mathematical Modelling, vol. 68, 2019, pp. 137-151, https://doi.org/10.1016/j.apm.2018.09.039.