@article{EXMATH_1991_1991_1_a37,
     author = {Fern\'andez Castillo, Jes\'us M. and Gonz\'alez, Manuel},
     title = {Una aproximaci\'on al espacio de {Schreier.}},
     journal = {Extracta mathematicae},
     pages = {166-169},
     publisher = {mathdoc},
     volume = {6},
     number = {2-3},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1991_1991_1_a37/}
}