@article{DAN_1967_172_1_a7,
     author = {S. P. Novikov},
     title = {Rings of operations and spectral sequences of {Adams} type in extraordinary cohomology theories. $U$-cobordism and $K$-theory},
     journal = {Doklady Akademii Nauk},
     pages = {33--36},
     publisher = {mathdoc},
     volume = {172},
     number = {1},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1967_172_1_a7/}
}