TY - JOUR AU - S. V. Tikhonov AU - V. I. Yanchevskii TI - The indices of central simple algebras over function fields of projective spaces over $P_{n,r}$-fields JO - Sbornik. Mathematics PY - 2002 SP - 1691 EP - 1705 VL - 193 IS - 11 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2002_193_11_a4/ LA - en ID - SM_2002_193_11_a4 ER -