@article{JEP_2017__4__473_0,
     author = {Kivioja, Ville and Le Donne, Enrico},
     title = {Isometries of nilpotent metric groups},
     journal = {Journal de l{\textquoteright}\'Ecole polytechnique {\textemdash} Math\'ematiques},
     pages = {473--482},
     publisher = {Ecole polytechnique},
     volume = {4},
     year = {2017},
     doi = {10.5802/jep.48},
     mrnumber = {3646026},
     zbl = {1369.22006},
     language = {en},
     url = {http://www.numdam.org/articles/10.5802/jep.48/}
}