@article{AL_1980_19_6_a8,
     author = {R. A. Sarkisyan},
     title = {A problem of equality for {Galois} cohomology},
     journal = {Algebra i logika},
     pages = {707--725},
     publisher = {mathdoc},
     volume = {19},
     number = {6},
     year = {1980},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AL_1980_19_6_a8/}
}