@article{1256051607,
author = {Larmore, L. L. and Thomas, E.},
title = {Group extensions and twisted cohomology theories},
journal = {Illinois J. Math.},
volume = {17},
number = {4},
year = {1973},
pages = { 397-410},
language = {en},
url = {http://dml.mathdoc.fr/item/1256051607}
}
Larmore, L. L.; Thomas, E. Group extensions and twisted cohomology theories. Illinois J. Math., Tome 17 (1973) no. 4, pp. 397-410. http://gdmltest.u-ga.fr/item/1256051607/