%0 Journal Article %A Fabiano Brito %A Paweł Walczak %T On the energy of unit vector fields with isolated singularities %J Annales Polonici Mathematici %D 2000 %P 269-274 %V 73 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-73-3-269-274/ %R 10.4064/ap-73-3-269-274 %G en %F 10_4064_ap_73_3_269_274