Rai, Hakumat Department Ecophysiology, Max Planck Institute for Limnology, Max Planck Institute for Evolutionary Biology, Max Planck Society;
Rai, H. (1984). Size-dependent respiratory-enzyme activity and primary production of microplankton in Schöhsee (a North German Baltic lake). Archiv für Hydrobiologie: official journal of the International Association of Theoretical and Applied Limnology, 102(2), 239-253.