%0 Journal Article %A H. Woźniakowski %T Algorithm 4. Polynomial decomposition into quadratic factors with controlled accuracy by Bairstow's method %J Applicationes Mathematicae %D 1969 %P 215-220 %V 11 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-11-2-215-220/ %R 10.4064/am-11-2-215-220 %G en %F 10_4064_am_11_2_215_220