%0 Journal Article %A Noussair, E. S. %T Oscillation of Elliptic Equations in General Domains %J Canadian journal of mathematics %D 1975 %P 1239-1245 %V 27 %N 6 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-129-1/ %R 10.4153/CJM-1975-129-1 %F 10_4153_CJM_1975_129_1