@article{MAT_1963_7_6_a1,
     author = {A. Dold},
     title = {\"Uber die {Steenrodschen} {Kohomologieoperationen}},
     journal = {Matematika},
     pages = {13--48},
     publisher = {mathdoc},
     volume = {7},
     number = {6},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MAT_1963_7_6_a1/}
}