@article{GDZPPN002419343, title = {Finite Groups of Exponent 12 as Automorphism Groups.}, journal = {Mathematische Zeitschrift}, volume = {154}, year = {1977}, pages = {43-54}, zbl = {0337.20015}, url = {http://dml.mathdoc.fr/item/GDZPPN002419343} }
Hirsch, Kurt A.; Hallett, J. Terry. Finite Groups of Exponent 12 as Automorphism Groups.. Mathematische Zeitschrift, Tome 154 (1977) pp. 43-54. http://gdmltest.u-ga.fr/item/GDZPPN002419343/