@article{GDZPPN002036142,
title = {The octahedron equation implies the cube equation: an elementary proof.},
journal = {Aequationes mathematicae},
volume = {30},
year = {1986},
pages = {243-246},
zbl = {0608.39006},
url = {http://dml.mathdoc.fr/item/GDZPPN002036142}
}
Ozeki, K.; MacDougall, J.A. The octahedron equation implies the cube equation: an elementary proof.. Aequationes mathematicae, Tome 30 (1986) pp. 243-246. http://gdmltest.u-ga.fr/item/GDZPPN002036142/