@article{CML_2014__6_1_41_0,
     author = {de la Harpe, Pierre and Weber, Claude},
     title = {On malnormal peripheral subgroups  of the fundamental group of a $3$-manifold},
     journal = {Confluentes Mathematici},
     pages = {41--68},
     publisher = {Institut Camille Jordan},
     volume = {6},
     number = {1},
     year = {2014},
     doi = {10.5802/cml.12},
     mrnumber = {3266884},
     zbl = {1319.57010},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/cml.12/}
}