@article{CC_2004_33_4_a5,
     author = {Bia{\l}as, Stanis{\l}aw},
     title = {A necessary and sufficient condition for stability of the convex combination of polynomials},
     journal = {Control and Cybernetics},
     pages = {589--597},
     publisher = {mathdoc},
     volume = {33},
     number = {4},
     year = {2004},
     zbl = {1167.34360},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CC_2004_33_4_a5/}
}