JANČULA, Daniel,
Blahoslav MARŠÁLEK, Michaela MÍKOVCOVÁ and Zdeněk ADÁMEK. Changes in the photosynthetic activity of Microcystis colonies after gut passage through Nile tilapia (Oreochromis niloticus) and silver carp (Hypophthalmichthys molitrix).
Aquaculture Research. 2008, vol. 39, No 3, p. 311-314. ISSN 1355-557X.