@article{RMI_1994_1994_1_a0,
     author = {Lu, Guozhen},
     title = {La desigualdad aguda de {Poincar\'e} para campos vectoriales libres: un \'ultimo resultado.},
     journal = {Revista matem\'atica iberoamericana},
     pages = {453-466},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RMI_1994_1994_1_a0/}
}