@article{EJDE_2006__2006__a109,
     author = {D'Aristotile,  Anna Maria and Fiorenza,  Alberto},
     title = {A topology on inequalities},
     journal = {Electronic journal of differential equations},
     year = {2006},
     volume = {2006},
     zbl = {1124.46020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2006__2006__a109/}
}