%0 Journal Article %A A. T. Il'ichev %A N. R. Sibgatullin %T Mathematical construction of multivalent solutions in general %J Doklady Akademii Nauk %D 1985 %P 1098-1103 %V 282 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_282_5_a16/ %G ru %F DAN_1985_282_5_a16