Mathias Drton, Josephine Yu. On a Parametrization of Positive Semidefinite Matrices with Zeros. SIAM J. Matrix Analysis Applications, 31(5):2665-2680, 2010. [doi]
@article{DrtonY10,
title = {On a Parametrization of Positive Semidefinite Matrices with Zeros},
author = {Mathias Drton and Josephine Yu},
year = {2010},
doi = {10.1137/100783170},
url = {http://dx.doi.org/10.1137/100783170},
researchr = {https://researchr.org/publication/DrtonY10},
cites = {0},
citedby = {0},
journal = {SIAM J. Matrix Analysis Applications},
volume = {31},
number = {5},
pages = {2665-2680},
}