@article{ELMA_1958__13_140675,
     author = {Alfred Aeppli},
     title = {Das {Taktionsproblem} von {Apollonius,} angewandt auf die vier {Ber\"uhrungskreise} eines {Dreiecks.}},
     journal = {Elemente der Mathematik},
     pages = {25--30},
     publisher = {mathdoc},
     volume = {13},
     year = {1958},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1958__13_140675/}
}