@article{00751341, title = {Self-similar periodic tilings on the Heisenberg group.}, journal = {Journal of Lie Theory}, volume = {4}, year = {1994}, pages = {31-37}, zbl = {0829.22018}, language = {en}, url = {http://dml.mathdoc.fr/item/00751341} }
Gelbrich, Götz. Self-similar periodic tilings on the Heisenberg group.. Journal of Lie Theory, Tome 4 (1994) pp. 31-37. http://gdmltest.u-ga.fr/item/00751341/