ÜNAL, H. 2009. Every octagonal number is the differences of two squares. Mathematics Magazine , vol.82, no.3 .

ÜNAL, H., (2009). Every octagonal number is the differences of two squares. Mathematics Magazine , vol.82, no.3.

ÜNAL, Hasan. "Every octagonal number is the differences of two squares," Mathematics Magazine , vol.82, no.3, 2009

ÜNAL, Hasan. "Every octagonal number is the differences of two squares." Mathematics Magazine , vol.82, no.3, 2009

ÜNAL, H. (2009) . "Every octagonal number is the differences of two squares." Mathematics Magazine , vol.82, no.3.

@article{article, author={Hasan ÜNAL}, title={Every octagonal number is the differences of two squares}, journal={Mathematics Magazine}, year=2009}