@article{10_4064_cm_11_2_209_250,
     author = {J. Siciak},
     title = {Some applications of the method of extremal points},
     journal = {Colloquium Mathematicum},
     pages = {209--250},
     publisher = {mathdoc},
     volume = {11},
     number = {2},
     year = {1963},
     doi = {10.4064/cm-11-2-209-250},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-11-2-209-250/}
}