Kovalev, A. Et Al. Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea. 1999. In The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems , Springer, Dordrecht, Dordrecht, 81-95.

Kovalev, A., KIDEYŞ, A. E., Pavlova, E. V., Shmeleva, A. A., Skryabin, V. A., Ovstrovskaya, N., ... UYSAL, Z.(1999). Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea. The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems (pp.81-95), Dordrecht: Springer, Dordrecht.

Kovalev, AV Et Al. "Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea." In The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems , 81-95. Dordrecht: Springer, Dordrecht, 1999

Kovalev, AV Et Al. "Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea." The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems , Springer, Dordrecht, 1999, pp.81-95.

Kovalev, A. Et Al. (1999) "Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea", The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems . Dordrecht: Springer, Dordrecht.

@bookchapter{bookchapter, author ={AV Kovalev Et Al. }, chaptertitle={Composition and Abundance of Zooplankton of the Eastern Mediterranean Sea}, booktitle={ The Eastern Mediterranean as a Laboratory Basin for the Assessment of Contrasting Ecosystems}, publisher={Springer, Dordrecht}, city={Dordrecht},year={1999} }