@article{paperid:1009473, author = {Erfanian, Ahmad}, title = {On the growth sequences of the free products of some copies of PSL(n,q}, journal = {International Journal of Mathematics, Game Theory and Algebra}, year = {2008}, volume = {18}, number = {1}, month = {February}, issn = {1060-9881}, pages = {11--17}, numpages = {6}, keywords = {Minimum number of generators; growth sequences;free product; projective linear group}, }