@article{GDZPPN00208760X, title = {Higher Order Twisted Cohomology Operations.}, journal = {Inventiones mathematicae}, volume = {9}, year = {1969}, pages = {183-214}, zbl = {0206.25102}, url = {http://dml.mathdoc.fr/item/GDZPPN00208760X} }
MCCLENDON, J.F. Higher Order Twisted Cohomology Operations.. Inventiones mathematicae, Tome 9 (1969) pp. 183-214. http://gdmltest.u-ga.fr/item/GDZPPN00208760X/