%0 Journal Article %A Cordero, Luis A. %A Parker, Phillip E. %T Examples of sectional curvature with prescribed symmetry on $3$-manifolds %J Czechoslovak Mathematical Journal %D 1995 %P 7-20 %V 45 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1995.128512/ %R 10.21136/CMJ.1995.128512 %G en %F 10_21136_CMJ_1995_128512