@article{GDZPPN002035820,
title = {An unexpected appearance of Steiner's hypocycloid.},
journal = {Aequationes mathematicae},
volume = {30},
year = {1986},
pages = {239-251},
zbl = {0586.51020},
url = {http://dml.mathdoc.fr/item/GDZPPN002035820}
}
Craats, Jan van de. An unexpected appearance of Steiner's hypocycloid.. Aequationes mathematicae, Tome 30 (1986) pp. 239-251. http://gdmltest.u-ga.fr/item/GDZPPN002035820/