%0 Journal Article %A Yun, Jong-Gug %T Mean Curvature Comparison with ${{L}^{1}}$ -norms of Ricci Curvature %J Canadian mathematical bulletin %D 2004 %P 314-320 %V 47 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2004-030-0/ %R 10.4153/CMB-2004-030-0 %F 10_4153_CMB_2004_030_0