Cerbin, S., Wejnerowski, Łukasz and Dziuba, M. 2013. Aphanizomenon gracile increases in width in the presence of Daphnia. A defence mechanism against grazing?. Journal of Limnology. 72, 3 (Oct. 2013), e41. DOI:https://doi.org/10.4081/jlimnol.2013.e41.