Classification of benthic biocenosis of the lowland river Tudovka (Tver Region, Russia) using community featuresSchletterer, Martin; Kuzovlev, Vyacheslav V.; Zhenikov, Yuri N.; Strokina, Nataliya; Tuhtan, Jeffrey AndrewInternational Geographical Union Regional Conference "Geography, Culture and Society for our Future Earth" : 17-21 August 2015, Moscow, Russia : book of abstracts2015 / p. 1597 Using UAV generated data for the characterisation of riverine systems - case study in the headwaters of the Volga RiverHaas, Christian; Thumser, Philipp; Tuhtan, Jeffrey Andrew; Kuzovlev, Vyacheslav V.; Zhenikov, Yuri N.; Schletterer, MartinInternational Geographical Union Regional Conference "Geography, Culture and Society for our Future Earth" : 17-21 August 2015, Moscow, Russia : book of abstracts2015 / p. 1594