%0 Journal Article %A I. A. Panin %T Fields with vanishing $K_2$. Torsion in~$H^1(X,K_2)$ and $Ch^2(X)$ %J Zapiski Nauchnykh Seminarov POMI %D 1982 %P 108-118 %V 116 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1982_116_a11/ %G ru %F ZNSL_1982_116_a11