%0 Journal Article %A A. P. Makhmudov %T Nonlinear multiparameter spectral problems for a system of %J Doklady Akademii Nauk %D 1984 %P 786-791 %V 276 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1984_276_4_a2/ %G ru %F DAN_1984_276_4_a2