@article{CMUC_1987__28_2_a16,
     author = {Jokl, Lud\v{e}k},
     title = {Minimal convex-valued weak$^\ast$ {USCO} correspondences and the {Radon-Nikod\'ym} property},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {353--376},
     publisher = {mathdoc},
     volume = {28},
     number = {2},
     year = {1987},
     mrnumber = {904760},
     zbl = {0642.46015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1987__28_2_a16/}
}