@article{01866002,
title = {Napoleon's theorem and generalizations through linear maps.},
journal = {Beitr\"age zur Algebra und Geometrie},
volume = {43},
year = {2002},
pages = {433-444},
zbl = {1017.51016},
language = {en},
url = {http://dml.mathdoc.fr/item/01866002}
}
Stachel, Hellmuth. Napoleon's theorem and generalizations through linear maps.. Beiträge zur Algebra und Geometrie, Tome 43 (2002) pp. 433-444. http://gdmltest.u-ga.fr/item/01866002/