@article{10_1017_S0017089503001332,
     author = {HOU, YONG},
     title = {CRITICAL {EXPONENT} {OF} {NEGATIVELY} {CURVED} {THREE} {MANIFOLDS}},
     journal = {Glasgow mathematical journal},
     pages = {373--387},
     year = {2003},
     volume = {45},
     number = {2},
     doi = {10.1017/S0017089503001332},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089503001332/}
}