Gokturk, Ramazan Suleyman, et al. “A New Variety of Plocama Calabrica (Rubiaceae) from Denizli (Turkey) Confirmed by Morphological and Molecular ISSR Markers”. Acta Botanica Croatica, vol. 78, no. 2, Oct. 2019, https://ojs3.abc.botanic.hr/index.php/abc/article/view/2427.