Ercan, G. And Güloğlu, İ. Ş. 1989. On a generalization of Hughes problem. Tübitak Doğa Matematik , no.13 , 107-109.

Ercan, G., & Güloğlu, İ. Ş., (1989). On a generalization of Hughes problem. Tübitak Doğa Matematik , no.13, 107-109.

Ercan, GÜLİN, And İsmail Şuayip Güloğlu. " On a generalization of Hughes problem," Tübitak Doğa Matematik , no.13, 107-109, 1989

Ercan, GÜLİN And Güloğlu, İsmail Ş. . " On a generalization of Hughes problem." Tübitak Doğa Matematik , no.13, pp.107-109, 1989

Ercan, G. And Güloğlu, İ. Ş. (1989) . " On a generalization of Hughes problem." Tübitak Doğa Matematik , no.13, pp.107-109.

@article{article, author={GÜLİN ERCAN And author={İsmail Şuayip Güloğlu}, title={ On a generalization of Hughes problem}, journal={Tübitak Doğa Matematik}, year=1989, pages={107-109} }