@article{RACSAM_2003_2003_1_a9,
     author = {Amann, Herbert},
     title = {M\'etodos abstractos en ecuaciones diferenciales.},
     journal = {Revista de la Real Academia de Ciencias Exactas, F{\'\i}sicas y Naturales. Matem\'aticas},
     pages = {89-105},
     publisher = {mathdoc},
     volume = {97},
     number = {1},
     year = {2003},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RACSAM_2003_2003_1_a9/}
}