@article{GDZPPN002360284,
title = {Characterization of perfect involution groups.},
journal = {Mathematica Scandinavica},
volume = {64},
year = {1989},
pages = {245-258},
zbl = {0739.43007},
url = {http://dml.mathdoc.fr/item/GDZPPN002360284}
}
Bisgaard, Torben Maack. Characterization of perfect involution groups.. Mathematica Scandinavica, Tome 64 (1989) pp. 245-258. http://gdmltest.u-ga.fr/item/GDZPPN002360284/