Knottnerus, O.S. (2002). Malaria around the North Sea: a survey, in: Wefer, G. et al. (Ed.) Climate development and history of the North Atlantic realm. pp. 339-353
In: Wefer, G. et al. (2002). Climate development and history of the North Atlantic realm. Springer: Berlin. ISBN 3-540-43201-9. IX, 486, 189 fig., 16 tables pp. https://dx.doi.org/10.1007/978-3-662-04965-5, more
