@article{JEP_2017__4__515_0,
     author = {Dahmani, Fran\c{c}ois and Mj, Mahan},
     title = {Height, graded relative hyperbolicity and quasiconvexity},
     journal = {Journal de l{\textquoteright}\'Ecole polytechnique {\textemdash} Math\'ematiques},
     pages = {515--556},
     publisher = {Ecole polytechnique},
     volume = {4},
     year = {2017},
     doi = {10.5802/jep.50},
     mrnumber = {3646028},
     zbl = {06754335},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/jep.50/}
}