@article{urn:eudml:doc:42244, title = {r-y r2 variedades diferenciables.}, journal = {Collectanea Mathematica}, volume = {32}, year = {1981}, pages = {245-274}, zbl = {0519.53039}, mrnumber = {MR0695398}, language = {es}, url = {http://dml.mathdoc.fr/item/urn:eudml:doc:42244} }
Soler, F. r-y r2 variedades diferenciables.. Collectanea Mathematica, Tome 32 (1981) pp. 245-274. http://gdmltest.u-ga.fr/item/urn:eudml:doc:42244/