@article{CMUC_1994_35_2_a11,
     author = {O'Brien, George L. and Vervaat, Wim},
     title = {How subadditive are subadditive capacities?},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {311--324},
     year = {1994},
     volume = {35},
     number = {2},
     mrnumber = {1286578},
     zbl = {0808.28001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1994_35_2_a11/}
}