%0 Journal Article %A S. A. Vladimirov %A A. v. Konarev %T Equivalence transformations for systems of equations of scalar and spinor fields %J Teoretičeskaâ i matematičeskaâ fizika %D 1981 %P 190-197 %V 49 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1981_49_2_a4/ %G ru %F TMF_1981_49_2_a4