@article{Gu_Zhang_Chen_Shen_2014, title={Collision-free Multiple Unmanned Combat Aerial Vehicles Cooperative Trajectory Planning for Time-critical Missions using Differential Flatness Approach}, volume={64}, url={https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/2999}, DOI={10.14429/dsj.64.2999}, number={1}, journal={Defence Science Journal}, author={Gu, Xueqiang and Zhang, Yu and Chen, Jing and Shen, Lincheng}, year={2014}, month={Jan.}, pages={13-20} }