@article{10_4171_ggd_369,
     author = {Richard Gaelan Hanlon and Eduardo Mart{\'\i}nez-Pedroza},
     title = {A subgroup theorem for homological filling functions},
     journal = {Groups, geometry, and dynamics},
     pages = {867--883},
     year = {2016},
     volume = {10},
     number = {3},
     doi = {10.4171/ggd/369},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ggd/369/}
}