@article{CRMATH_2016__354_6_611_0,
     author = {de la Salle, Mikael},
     title = {On norms taking integer values on the integer lattice},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {611--613},
     publisher = {Elsevier},
     volume = {354},
     number = {6},
     year = {2016},
     doi = {10.1016/j.crma.2016.04.003},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2016.04.003/}
}