%0 Journal Article %A Sotomayor, Jorge %T Generic one-parameter families of vector fields on two-dimensional manifolds %J Publications Mathématiques de l'IHÉS %D 1974 %P 5-46 %V 43 %I Institut des Hautes Études Scientifiques %U http://archive.numdam.org/item/PMIHES_1974__43__5_0/ %G en %F PMIHES_1974__43__5_0