@article{DBLP:journals/amc/LiuHZ10,
author = {Jianzhou Liu and
Zejun Huang and
Juan Zhang},
title = {The dominant degree and disc theorem for the Schur complement
of matrix},
journal = {Applied Mathematics and Computation},
volume = {215},
number = {12},
year = {2010},
pages = {4055-4066},
ee = {http://dx.doi.org/10.1016/j.amc.2009.12.063},
bibsource = {DBLP, http://dblp.uni-trier.de}
}