Shapiro, Michael. "A geometric approach to the almost convexity and growth of some nilpotent groups.." Mathematische Annalen 285.4 (1989): 601-624. <http://eudml.org/doc/164620>.
@article{Shapiro1989, author = {Shapiro, Michael}, journal = {Mathematische Annalen}, keywords = {discrete Heisenberg group; Cayley graph; generators; growth-series; cone types; almost convexity}, number = {4}, pages = {601-624}, title = {A geometric approach to the almost convexity and growth of some nilpotent groups.}, url = {http://eudml.org/doc/164620}, volume = {285}, year = {1989}, }
TY - JOUR AU - Shapiro, Michael TI - A geometric approach to the almost convexity and growth of some nilpotent groups. JO - Mathematische Annalen PY - 1989 VL - 285 IS - 4 SP - 601 EP - 624 KW - discrete Heisenberg group; Cayley graph; generators; growth-series; cone types; almost convexity UR - http://eudml.org/doc/164620 ER -