@article{ELA_2011__22__a65,
     author = {Zhang, Juan and Liu, Jianzhou},
     title = {New lower solution bounds for the continuous algebraic {Riccati} equation},
     journal = {The electronic journal of linear algebra},
     pages = {191--202},
     publisher = {mathdoc},
     volume = {22},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2011__22__a65/}
}