Koukouras, A., Sinis, A., Bobori, D., Kazantzidis, S., & Kitsos, M. S. (?????.).  (2007).  The echinoderm (Deuterostomia) fauna of the Aegean Sea, and comparison with those of the neighbouring seas. Journal of Biological ResearchJournal of Biological Research, 7, 67-92.

Koukouras, A., Sinis, A. I., Bobori, D., Kazantzidis, S., & Kitsos, M. S. (?????.).  The echinoderm (Deuterostomia) fauna of the Aegean Sea, and comparison with those of the neighbouring seas. Journal of Biological Research (Thessaloniki)Journal of Biological Research (Thessaloniki), 7, 67-92.