%0 Journal Article %A O'Leary, Dianne P. %A Bullock, Stephen S. %T QR factorizations using a restricted set of rotations %J Electronic transactions on numerical analysis %D 2005 %P 20-27 %V 21 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2005__21__a7/ %G en %F ETNA_2005__21__a7