Aslan, Z. And YEŞİLYAPRAK, C. 1998. Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue. onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools , (İzmir, Turkey), 503-510.

Aslan, Z., & YEŞİLYAPRAK, C., (1998). Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue . onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools (pp.503-510). İzmir, Turkey

Aslan, Zeki, And Cahit YEŞİLYAPRAK. "Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue," onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools, İzmir, Turkey, 1998

Aslan, Zeki And YEŞİLYAPRAK, Cahit. "Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue." onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools , İzmir, Turkey, pp.503-510, 1998

Aslan, Z. And YEŞİLYAPRAK, C. (1998) . "Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue." onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools , İzmir, Turkey, pp.503-510.

@conferencepaper{conferencepaper, author={Zeki Aslan And author={Cahit YEŞİLYAPRAK}, title={Absolute magnitudes of M type semi-regular variables in Hipparcos catalogue}, congress name={onference of the NATO-Advanced-Study-Institute on Variable Stars as Essential Astrophysical Tools}, city={İzmir}, country={Turkey}, year={1998}, pages={503-510} }