Deksne, Rasma, Artūrs Škute, and Renāte Škute. 2015. “THE DAUGAVA (ZAPADNAJA DVINA) ZOOPLANKTON FROM SUROZHA (BELARUS) TO DUNAVA (LATVIA)”. ENVIRONMENT. TECHNOLOGY. RESOURCES. Proceedings of the International Scientific and Practical Conference 2 (August): 87-92. https://doi.org/10.17770/etr2009vol2.1018.