%0 Journal Article %A Leonard H. Soicher %T On the structure and classification of SOMAs: Generalizations of mutually orthogonal Latin squares %J The electronic journal of combinatorics %D 1999 %V 6 %U http://geodesic.mathdoc.fr/articles/10.37236/1464/ %R 10.37236/1464 %F 10_37236_1464