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In: Dumont, H.; Shiganova, T.A.; Niermann, U. (Ed.) (2004). Aquatic invasions in the Black, Caspian, and Mediterranean Seas: The ctenophores Mnemiopsis leidyi and Beroe in the Ponto-Caspian and other aquatic invasions. Nato Science Series: 4. Earth and Environmental Sciences, 35. Kluwer Academic: Dordrecht. ISBN 1-4020-1866-5. 313 pp. https://dx.doi.org/10.1007/1-4020-2152-6, meer
In: Nato Science Series: 4. Earth and Environmental Sciences. Springer Science+Business Media: Berlin, meer