J. William Helton, Jiawang Nie. Sufficient and Necessary Conditions for Semidefinite Representability of Convex Hulls and Sets. SIAM Journal on Optimization, 20(2):759-791, 2009. [doi]
@article{HeltonN09,
title = {Sufficient and Necessary Conditions for Semidefinite Representability of Convex Hulls and Sets},
author = {J. William Helton and Jiawang Nie},
year = {2009},
doi = {10.1137/07070526X},
url = {http://dx.doi.org/10.1137/07070526X},
researchr = {https://researchr.org/publication/HeltonN09},
cites = {0},
citedby = {0},
journal = {SIAM Journal on Optimization},
volume = {20},
number = {2},
pages = {759-791},
}