@article{10_4064_cm123_1_10,
     author = {Zbigniew Lipecki},
     title = {Cardinality of some convex sets
and of their sets of extreme points},
     journal = {Colloquium Mathematicum},
     pages = {133--147},
     publisher = {mathdoc},
     volume = {123},
     number = {1},
     year = {2011},
     doi = {10.4064/cm123-1-10},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm123-1-10/}
}