%0 Journal Article
%A C. Carpintero,
%A N. Rajesn,
%A E. Rosas
%A S. Saranyasri
%T On upper and lower contra-$\omega$-continuous multifunctions
%J Novi Sad Journal of Mathematics
%D 2014
%P 143-151
%V 44
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/NSJOM_2014_44_1a_11/
%F NSJOM_2014_44_1a_11