BOYKO, T. (2007) “The lichens and lichenicolous fungi of limestone outcrops of the nature reserve ‘Yelanetsky step’”, CHORNOMORSKI BOTANICAL JOURNAL, 4(1), pp. 84–88. Available at: https://www.cbj.kspu.edu/index.php/cbj/article/view/683 (Accessed: 15 November 2026).