@article{EXMATH_2001_2001_1_a26,
     author = {L\'opez Molina, J. A. and Puerta, M. E. and Rivera, M. J.},
     title = {Sobre la estructura de los ultraproductos de espacios de interpolaci\'on reales.},
     journal = {Extracta mathematicae},
     pages = {367-382},
     publisher = {mathdoc},
     volume = {16},
     number = {3},
     year = {2001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_2001_2001_1_a26/}
}