@article{EXMATH_1990_1990_1_a47,
     author = {Bonet, Jos\'e and Braun, R\"udiger W. and Meise, Reinhold and Taylor, B. A.},
     title = {Teorema de extensi\'on de {Whitney} para clases no casi-anal{\'\i}ticas de funciones ultradiferenciables.},
     journal = {Extracta mathematicae},
     pages = {162-164},
     publisher = {mathdoc},
     volume = {5},
     number = {3},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1990_1990_1_a47/}
}