@article{GDZPPN002027984,
title = {Construction of Skew Room Squares.},
journal = {Aequationes mathematicae},
volume = {10},
year = {1974},
pages = {111-113},
zbl = {0373.05027},
url = {http://dml.mathdoc.fr/item/GDZPPN002027984}
}
Wallis, W.D. Construction of Skew Room Squares.. Aequationes mathematicae, Tome 10 (1974) pp. 111-113. http://gdmltest.u-ga.fr/item/GDZPPN002027984/