%0 Journal Article
%A A. M. Nakhushev
%A M. S. Salakhitdinov
%T The law of composition of operators for fractional
%J Doklady Akademii Nauk
%D 1988
%P 1313-1316
%V 299
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1988_299_6_a7/
%G ru
%F DAN_1988_299_6_a7