@article{MS2_1965__16_165912, author = {Leif Kristensen}, title = {On a {Cartan} {Formula} for {Secondary} {Cohomology} {Operations.}}, journal = {Mathematica Scandinavica}, pages = {97--115}, publisher = {mathdoc}, volume = {16}, year = {1965}, zbl = {0151.31203}, url = {http://geodesic.mathdoc.fr/item/MS2_1965__16_165912/} }