Robinson, Raphael M.. "Undecidable Tiling Problems in the Hyperbolic Plane.." Inventiones mathematicae 44 (1978): 259-264. <http://eudml.org/doc/142530>.
@article{Robinson1978, author = {Robinson, Raphael M.}, journal = {Inventiones mathematicae}, pages = {259-264}, title = {Undecidable Tiling Problems in the Hyperbolic Plane.}, url = {http://eudml.org/doc/142530}, volume = {44}, year = {1978}, }
TY - JOUR AU - Robinson, Raphael M. TI - Undecidable Tiling Problems in the Hyperbolic Plane. JO - Inventiones mathematicae PY - 1978 VL - 44 SP - 259 EP - 264 UR - http://eudml.org/doc/142530 ER -