@article{ELMA_1991__46_2_141498,
     author = {H. Stachel},
     title = {Zu {K.} {Sch\"uttes} {Verallgemeinerung} des {Satzes} von {Napoleon.}},
     journal = {Elemente der Mathematik},
     pages = {25--27},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {1991},
     zbl = {0727.51005},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1991__46_2_141498/}
}