WÆRVÅGEN, S. B., and J. P. NILSSEN. “Seasonal Dynamics and Life Histories of Pelagic Cladocerans (Crustacea; Cladocera) in an Acid Boreal Lake”. Journal of Limnology, vol. 70, no. 1, Feb. 2011, pp. 83-101, doi:10.4081/jlimnol.2011.83.