%0 Journal Article %A P. M. Tamrazov %T Methods of studying extremal metrics and moduli in a~twisted Riemannian manifold %J Sbornik. Mathematics %D 1993 %P 333-351 %V 75 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1993_75_2_a2/ %G en %F SM_1993_75_2_a2