Yılmaz Özgür, N. And Cangül, İ. N. 2001. Power subgroups of Hecke groups H( ). Int. J. of Mathematics and Mathematical Sciences , vol.25 , 703-708.

Yılmaz Özgür, N., & Cangül, İ. N., (2001). Power subgroups of Hecke groups H( ). Int. J. of Mathematics and Mathematical Sciences , vol.25, 703-708.

Yılmaz Özgür, Nihal, And İSMAİL NACİ CANGÜL. "Power subgroups of Hecke groups H( )," Int. J. of Mathematics and Mathematical Sciences , vol.25, 703-708, 2001

Yılmaz Özgür, Nihal Y. And Cangül, İSMAİL N. . "Power subgroups of Hecke groups H( )." Int. J. of Mathematics and Mathematical Sciences , vol.25, pp.703-708, 2001

Yılmaz Özgür, N. And Cangül, İ. N. (2001) . "Power subgroups of Hecke groups H( )." Int. J. of Mathematics and Mathematical Sciences , vol.25, pp.703-708.

@article{article, author={Nihal Yılmaz Özgür And author={İSMAİL NACİ CANGÜL}, title={Power subgroups of Hecke groups H( )}, journal={Int. J. of Mathematics and Mathematical Sciences}, year=2001, pages={703-708} }