@article{Toptikov_2015 author = {V. A. Toptikov and V. M. Totskiy and T. G. Alekseyeva and O. O. Kovtun }, title = {Peculiarities of Proteinase Activity in Digestive Tract of the Veined Rapa Whelk (Rapana venosa) from the North-Western Section of the Black Sea}, journal = {Hydrobiological Journal}, issn = {0018-8166}, year = {2015}, volume = {51}, number = {1}, pages = {79--89} }