@article{01317844,
title = {Computing second cohomology of finite groups with trivial coefficients.},
journal = {Homology, Homotopy and Applications},
volume = {1},
year = {1999},
pages = {163-168},
zbl = {0998.20044},
language = {en},
url = {http://dml.mathdoc.fr/item/01317844}
}
Ellis, Graham; Kholodna, Irina. Computing second cohomology of finite groups with trivial coefficients.. Homology, Homotopy and Applications, Tome 1 (1999) pp. 163-168. http://gdmltest.u-ga.fr/item/01317844/