Volobuev, Sergey. “Aphyllophoroid Fungi of the Naryshkinskij Natural Park, Orel Region, Russia”. Folia Cryptogamica Estonica 50 (1): 81-88. Accessed April 24, 2019. http://ojs.utlib.ee/index.php/FCE/article/view/fce.2013.50.11.