@article{TM_1965_80_a4,
     author = {Z. I. Borevich and A. I. Skopin},
     title = {Extensions of a~local field with a~normal basis for principal units},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {45--50},
     publisher = {mathdoc},
     volume = {80},
     year = {1965},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TM_1965_80_a4/}
}