@article{10_4064_cm_35_1_41_46,
     author = {W. F. Pfeffer},
     title = {On some subspaces of the {Helly} space},
     journal = {Colloquium Mathematicum},
     pages = {41--46},
     publisher = {mathdoc},
     volume = {35},
     number = {1},
     year = {1976},
     doi = {10.4064/cm-35-1-41-46},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-35-1-41-46/}
}