@article{AA_2019_31_1_a10,
     author = {A. E. Tsybyshev},
     title = {A step toward the mixed-characteristic case of the {Grothendieck--Serre} conjecture},
     journal = {Algebra i analiz},
     pages = {246--254},
     publisher = {mathdoc},
     volume = {31},
     number = {1},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_2019_31_1_a10/}
}