My personal website is at http://dickinson.website/, where you can find more information about me, my research and my courses.
Positive Semidefinite Matrix
Bomze, I., Cheng, J., Dickinson, P. J. C., & Lisser, A. (2017). A fresh CP look at mixed-binary QPs: new formulations and relaxations. Mathematical programming, 166(1-2), 159-184. DOI: 10.1007/s10107-017-1109-8
Dickinson, P. J. C., Bomze, I. M., & Still, G. J. (2015). The structure of completely positive matrices according to their CP-rank and CP-plus-rank. Linear algebra and its applications, 482, 191-206. DOI: 10.1016/j.laa.2015.05.021
Dickinson, P. J. C., & Gijben, L. (2014). On the computational complexity of membership problems for the completely positive cone and its dual. Computational optimization and applications, 57(2), 403-415. DOI: 10.1007/s10589-013-9594-z