@article{GDZPPN00036357X,
title = {Repeated Angles in E4 .},
journal = {Discrete \& computational geometry},
volume = {3},
year = {1988},
pages = {73-76},
zbl = {0629.52014},
url = {http://dml.mathdoc.fr/item/GDZPPN00036357X}
}
Purdy, G. Repeated Angles in E4 .. Discrete & computational geometry, Tome 3 (1988) pp. 73-76. http://gdmltest.u-ga.fr/item/GDZPPN00036357X/