@article{10_4064__26_2_483_490,
     author = {V. I. Yanchevskii},
     title = {K-unirationality of conic bundles, the {Kneser-Tits} conjecture for spinor groups and central simple algebras},
     journal = {Banach Center Publications},
     pages = {483--490},
     publisher = {mathdoc},
     volume = {26},
     number = {2},
     year = {1990},
     doi = {10.4064/-26-2-483-490},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/-26-2-483-490/}
}