@article{CLTM_1992_1992_1_a13,
     author = {Ayala, R. and Quintero, A.},
     title = {Una nota sobre la caracterizaci\'on homot\'opica de {Rn.}},
     journal = {Collectanea mathematica},
     pages = {191-196},
     publisher = {mathdoc},
     volume = {43},
     number = {3},
     year = {1992},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1992_1992_1_a13/}
}