For citations:

Zasoba V.V., Medenez E.U. Species’ variety of ephitipical lichens as an indicational sign of humain influence on forest ecosistems of steppe zone. South of Russia: ecology, development. 2008;3(4):53-61. (In Russ.) https://doi.org/10.18470/1992-1098-2008-4-53-61