@article{10_4153_CMB_2016_074_0,
     author = {Button, Jack},
     title = {Tubular {Free} by {Cyclic} {Groups} {Act} {Freely} on {CAT(0)} {Cube} {Complexes}},
     journal = {Canadian mathematical bulletin},
     pages = {54--62},
     year = {2017},
     volume = {60},
     number = {1},
     doi = {10.4153/CMB-2016-074-0},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2016-074-0/}
}