Forest edge-interior differentiation in the epiphytic lichen diversity of the forest steppe in the Khangai Mountains, Mongolia
Markus Hauck, Uwe de Bruyn, Samjaa Javkhlan, Dorjburgedaa Lkhagvadorj
J Plant Ecol . 2014, (3): 287 -297 .  DOI: 10.1093/jpe/rtt033