Diel, S., Klein-Breteler, W.C.M. 1986.
Growth and development of Calanus spp. (Copepoda) during spring phytoplankton succession in the North Sea.
Marine Biology 91: 85-92.
Fransz, H.G., Diel, S. 1985.
Secondary production of Calanus finmarchicus (Copepoda: Calanoidea) in a transitional system of the Fladen Ground area (northern North Sea) during the spring of 1983.
In Proceedings of the Nineteenth European Marine Biology Symposium (P.E. Gibbs, ed.) pp. 123-133. Cambridge University Press, Cambridge.