@article{10_37236_764,
     author = {Artem A. Zhuravlev and Melissa S. Keranen and Donald L. Kreher},
     title = {Small group divisible {Steiner} quadruple systems},
     journal = {The electronic journal of combinatorics},
     year = {2008},
     volume = {15},
     doi = {10.37236/764},
     zbl = {1179.05019},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/764/}
}