%0 Journal Article %A N. N. Chaus %T Uniqueness classes of solutions of the Cauchy problem and representations of positive definite kernels %J Doklady Akademii Nauk %D 1965 %P 36-39 %V 163 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_163_1_a7/ %G ru %F DAN_1965_163_1_a7