Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yoshihito Ohmura and Irina Skirina and Fedor Skirin,"Contribution to the Knowledge of the Genus Usnea (Parmeliaceae, Ascomycota) in Southern Far East Russia","Bulletin of the National Museum of Nature and Science. Series B, Botany",18819060,Tokyo : National Museum of Nature and Science,2017-02,43,1,1-10,https://cir.nii.ac.jp/crid/1522543654973710336,