%0 Journal Article %A Sancho de Salas, Teresa %T Theorems of factorizations for birational morphisms %J Compositio Mathematica %D 1989 %P 275-291 %V 70 %N 3 %I Kluwer Academic Publishers %U http://archive.numdam.org/item/CM_1989__70_3_275_0/ %G en %F CM_1989__70_3_275_0