ÖZBEK, M. U. Et Al. 2019. Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey. TURKISH JOURNAL OF BOTANY , vol.43, no.5 , 694-702.

ÖZBEK, M. U., KOÇ, M., & HAMZAOĞLU, E., (2019). Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey. TURKISH JOURNAL OF BOTANY , vol.43, no.5, 694-702.

ÖZBEK, MEHMET, MURAT KOÇ, And ERGİN HAMZAOĞLU. "Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey," TURKISH JOURNAL OF BOTANY , vol.43, no.5, 694-702, 2019

ÖZBEK, MEHMET U. Et Al. "Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey." TURKISH JOURNAL OF BOTANY , vol.43, no.5, pp.694-702, 2019

ÖZBEK, M. U. KOÇ, M. And HAMZAOĞLU, E. (2019) . "Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey." TURKISH JOURNAL OF BOTANY , vol.43, no.5, pp.694-702.

@article{article, author={MEHMET UFUK ÖZBEK Et Al. }, title={Contributions to the Hypericum L. section Oligostema (Boiss.) Stef. (Hypericaceae), an Hypericum turcicum sp. nov. as a new species from Turkey}, journal={TURKISH JOURNAL OF BOTANY}, year=2019, pages={694-702} }