1. Riemannian lp center of mass: existence, uniqueness and convexity;Afsari;Proceedings of the American Mathematical Society,2011
2. An extension of lasalle’s invariance principle and its application to multi-agent consensus;Cheng;IEEE Transactions on Automatic Control,2008
3. The theory of max–min, with applications;Danskin;SIAM Journal on Applied Mathematics,1966
4. State agreement for continuous-time coupled nonlinear systems;Francis;SIAM Journal on Control and Optimization,2007
5. Hartley, J., Trumpf, R., & Da, Y. (2010). rotation averaging and weak convexity. In Proceedings of the 19th international symposium on mathematical theory of networks and systems, MTNS (pp. 2435–2442).