@article{IM2_2016_80_5_a3,
     author = {A. S. Merkur'ev},
     title = {Cohomological invariants of central simple algebras},
     journal = {Izvestiya. Mathematics},
     pages = {869--883},
     year = {2016},
     volume = {80},
     number = {5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2016_80_5_a3/}
}