%0 Journal Article
%A Michihiro Nagase
%A Tomio Umeda
%T The nonrelativistic limit for the Weyl quantized Hamlitonians and pseudo-differential operators.
%J Forum mathematicum
%D 1992
%P 377-382
%V 4
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/FORUM_1992__4_6_141681/
%F FORUM_1992__4_6_141681