“A Comparison of Moss Diversity in the Lowland Tundra and Mountain Tundra in the Kola Subarctica (Murmansk Region, Russia)”. CHORNOMORSKI BOTANICAL JOURNAL, vol. 8, no. 2, Oct. 2012, pp. 142-55, https://cbj.kspu.edu/index.php/cbj/article/view/450.