Sajna, N., J. Sustar–Vozlic, and M. Kaligaric. “New Insights into the Anatomy of an Endemic Hladnikia Pastinacifolia Rchb”. Acta Botanica Croatica, vol. 73, no. 2, Apr. 2014, https://www.abc.botanic.hr/index.php/abc/article/view/828.