A comparative atlas of zooplankton: Biological patterns in the oceans
van der Spoel, S.; Heyman, R.P. (1983). A comparative atlas of zooplankton: Biological patterns in the oceans. Springer-Verlag: Berlin. ISBN 978-3-662-02368-6. 186 pp. https://dx.doi.org/10.1007/978-3-662-02366-2