TY  - JOUR
AU  - V. N. Varaksina
TI  - To the question on distribution ground cover lichen in the community steppe
JO  - Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ
PY  - 2011
SP  - 216
EP  - 218
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VSGU_2011_2_a22/
LA  - ru
ID  - VSGU_2011_2_a22
ER  -