%0 Journal Article
%A Đo Cong Khanh
%T Minimality of passive scattering systems under cascade coupling
%J Doklady Akademii Nauk
%D 1990
%P 780-783
%V 311
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1990_311_4_a1/
%G ru
%F DAN_1990_311_4_a1