@article{CRMATH_2007__345_9_483_0,
     author = {Kostov, Vladimir Petrov},
     title = {The {Schur{\textendash}Szeg\"o} composition for hyperbolic polynomials},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {483--488},
     publisher = {Elsevier},
     volume = {345},
     number = {9},
     year = {2007},
     doi = {10.1016/j.crma.2007.10.003},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2007.10.003/}
}