@article{10_4153_CMB_2004_030_0,
     author = {Yun, Jong-Gug},
     title = {Mean {Curvature} {Comparison} with ${{L}^{1}}$ -norms of {Ricci} {Curvature}},
     journal = {Canadian mathematical bulletin},
     pages = {314--320},
     year = {2004},
     volume = {47},
     number = {2},
     doi = {10.4153/CMB-2004-030-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2004-030-0/}
}