@article{CMUC_1967_8_3_a9,
     author = {Havel, V\'aclav},
     title = {One generalization of the fourth harmonic point {(Preliminary} communication)},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {463--467},
     year = {1967},
     volume = {8},
     number = {3},
     mrnumber = {0225221},
     zbl = {0155.49001},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1967_8_3_a9/}
}