@article{KYB_2006__42_5_a5,
     author = {Fern\'andez-Anaya, G. and Mart{\'\i}nez Garc{\'\i}a, J. C. and Ku\v{c}era, Vladim{\'\i}r and Aguilar George, D.},
     title = {SPR0 substitutions and families of algebraic {Riccati} equations},
     journal = {Kybernetika},
     pages = {605--616},
     publisher = {mathdoc},
     volume = {42},
     number = {5},
     year = {2006},
     mrnumber = {2283508},
     zbl = {1249.93042},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_2006__42_5_a5/}
}