ŠTROJSOVÁ, Martina, and Wilko H. AHLRICHS. “Differentiation Between Activity of Digestive Enzymes of Brachionus Calyciflorus and Extracellular Enzymes of Its Epizooic Bacteria”. Journal of Limnology 68, no. 2 (August 1, 2009): 409–412. Accessed March 28, 2024. https://www.jlimnol.it/jlimnol/article/view/jlimnol.2009.409.