@article{GDZPPN00241449X,
title = {Combinatorial Structures in Loops.},
journal = {Mathematische Zeitschrift},
volume = {136},
year = {1974},
pages = {1-14},
zbl = {0276.05019},
url = {http://dml.mathdoc.fr/item/GDZPPN00241449X}
}
Johnsen, Eugene C.; Storer, Thomas. Combinatorial Structures in Loops.. Mathematische Zeitschrift, Tome 136 (1974) pp. 1-14. http://gdmltest.u-ga.fr/item/GDZPPN00241449X/