Mezhzherin, S., Tsyba, A., Saliy, T. and Lutcenko, D. 2019. Zone of genetic instability in polyploide hybrid spined loaches (Cypriniformes, Cobitidae, Cobitis) in the Middle Dnieper . Reports of the National Academy of Sciences of Ukraine. 10 (Oct. 2019), 97–103. DOI:https://doi.org/10.15407/dopovidi2019.10.097.