Stepanchikova, I. S., Schiefelbein, U., Alexeeva, N. M., Ahti, T., Kukwa, M., Himelbrant, D. E. and Pykälä, J. (2011) “Additions to the lichen biota of Berezovye Islands, Leningrad Region, Russia”, Folia Cryptogamica Estonica, 480, pp. 95-106. Available at: https://ojs.utlib.ee/index.php/FCE/article/view/13638 (Accessed: 18June2021).