@article{GDZPPN00036536X, title = {Aperiodic Tiles.}, journal = {Discrete \& computational geometry}, volume = {7}, year = {1992}, pages = {1-26}, zbl = {0758.52013}, url = {http://dml.mathdoc.fr/item/GDZPPN00036536X} }
Shephard, G.C.; Ammann, R.; Grünbaum, B. Aperiodic Tiles.. Discrete & computational geometry, Tome 7 (1992) pp. 1-26. http://gdmltest.u-ga.fr/item/GDZPPN00036536X/