G. Xeidakis, A. Georgoulas, N. Kotsovinos, P. Delimani, and E. Varaggouli, “ENVIRONMENTAL DEGRADATION OF THE COASTAL ZONE OF THE WEST PART OF NESTOS RIVER DELTA, N.GREECE”, geosociety, vol. 43, no. 2, pp. 1074–1084, Jan. 2010.