@article{EXMATH_1988_1988_1_a9,
     author = {Alonso, Javier and Ben{\'\i}tez, Carlos},
     title = {Ortogonalidad en espacios lineales normados: {Un} estudio. {I:} {Propiedades} principales.},
     journal = {Extracta mathematicae},
     pages = {1-15},
     publisher = {mathdoc},
     volume = {3},
     number = {1},
     year = {1988},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMATH_1988_1988_1_a9/}
}