Androsova, V. I., V. N. Tarasova, and V. V. Gorshkov. “Diversity of Lichens and Allied Fungi on Norway Spruce (Picea Abies) in the Middle Boreal Forests of Republic of Karelia (Russia)”. Folia Cryptogamica Estonica, Vol. 55, Oct. 2018, pp. 133-49, doi:10.12697/fce.2018.55.14.