@article{1256052818,
author = {Siegel, Jerrold},
title = {Cohomology operations in local coefficient theory},
journal = {Illinois J. Math.},
volume = {15},
number = {4},
year = {1971},
pages = { 52-63},
language = {en},
url = {http://dml.mathdoc.fr/item/1256052818}
}
Siegel, Jerrold. Cohomology operations in local coefficient theory. Illinois J. Math., Tome 15 (1971) no. 4, pp. 52-63. http://gdmltest.u-ga.fr/item/1256052818/