@article{Kruzhilina_2013 author = {S. V. Kruzhilina and O. V. Didenko and I. Y. Velykopolskiy and A. I. Mruk}, title = {Feeding and Trophic Relations of the European Grayling and Brown Trout in Rivers of Transcarpathian Region}, journal = {Hydrobiological Journal}, issn = {0018-8166}, year = {2013}, volume = {49}, number = {4}, pages = {64--74} }