@article{10_4064_ap81_2_7,
     author = {Hern\'an R. Henr{\'\i}quez and Genaro Castillo G.},
     title = {The {Kneser} property for the abstract {Cauchy} problem},
     journal = {Annales Polonici Mathematici},
     pages = {167--181},
     publisher = {mathdoc},
     volume = {81},
     number = {2},
     year = {2003},
     doi = {10.4064/ap81-2-7},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ap81-2-7/}
}