CAMARERO, Lluís, et al. “The Relative Importance of the Planktonic Food Web in the Carbon Cycle of an Oligotrophic Mountain Lake in a Poorly Vegetated Catchment (Redó, Pyrenees)”. Journal of Limnology, vol. 58, no. 2, Aug. 1999, pp. 203-12, doi:10.4081/jlimnol.1999.203.