%0 Journal Article %A bakhtiari, M., Mirzaei, R. %T ACTION OF SEMISIMPLE ISOMERY GROUPS ON SOME RIEMANNIAN MANIFOLDS OF NONPOSITIVE CURVATURE %J Journal of New Researches in Mathematics %V 3 %N 3 %P 51-58 %D 2017 %R %U https://sanad.iau.ir/fa/Article/798772