%0 Journal Article %A Jaume Llibre %A Daniel Peralta-Salas %T A note on the first integrals of vector fields with integrating factors and normalizers %J Symmetry, integrability and geometry: methods and applications %D 2012 %V 8 %U http://geodesic.mathdoc.fr/item/SIGMA_2012_8_a34/ %G en %F SIGMA_2012_8_a34