Kuznetsova, E. S., Kataeva, O. A., Himelbrant, D. E. and Motiejūnaitė, J. (2016) “Lichens and allied fungi of the Ragusha River Protected Area (Leningrad Region, Russia)”, Folia Cryptogamica Estonica, 53, pp. 71–80. doi: 10.12697/fce.2016.53.09.