Gеіna K., & Shashlykova, S. (2017). Analysis of morphological changeability of sardelle (clupeonella cultriventris, nordmann, 1840) of Dnipro-Bugh mouth system. ScienceRise: Biological Science, (2 (5), 9–13. https://doi.org/10.15587/2519-8025.2017.98792