Gritzalis, K. C. (?????.).  (1996).  Preliminary Results for the Distribution of the Zoobenthos in Creeks of the Catchment Area Kalloni Bay (Lesvos Island, Hellas). ??? ???????? ???????? ?????????? ????????? - 18° ?????????? ?????P??. ????????????? ??? 17-19 ????????, ????????: ???????? ???????? ?????????? ?????????.

Gritzalis, K. C., Bertahas, I. T., Koussouris, T. S., & Diapoulis, A. C. (?????.).  (1996).  Distribution of Invertebrate Benthic Fauna in the Estuarine Systems of the Artificial Lake of Mornos (Hellas). ??? ???????? ???????? ?????????? ????????? - 18° ?????????? ?????P??. ????????????? ??? 17-19 ????????, ????????: ???????? ???????? ?????????? ?????????.