Nikolić, Dušan, Stefan Skorić, Gorčin Cvijanović, Milica Jaćimović, Vesna Đikanović, and Branislav Mićković. 2021. “Morphometric and Meristic Characteristics of the Amur Sleeper (Perccottus Glenii) from the Danube River Drainage Channel”. Archives of Biological Sciences 73 (3):381-88. https://doi.org/10.2298/ABS210413031N.