@article{10_4153_CJM_1971_082_0,
     author = {Heil, Wolfgang},
     title = {On {3-Manifolds} with {Sufficiently} {Large} {Decompositions}},
     journal = {Canadian journal of mathematics},
     pages = {746--748},
     year = {1971},
     volume = {23},
     number = {4},
     doi = {10.4153/CJM-1971-082-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-082-0/}
}