@article{1102706437,
author = {Arkin, Joseph},
title = {An extension of E. G. Straus' perfect Latin $3$-cube of order $7$.},
journal = {Pacific J. Math.},
volume = {120},
number = {2},
year = {1985},
pages = { 277-280},
language = {en},
url = {http://dml.mathdoc.fr/item/1102706437}
}
Arkin, Joseph. An extension of E. G. Straus' perfect Latin $3$-cube of order $7$.. Pacific J. Math., Tome 120 (1985) no. 2, pp. 277-280. http://gdmltest.u-ga.fr/item/1102706437/