D.A. Vamvakaris, C.B. Papazachos, Ch.A. Papaioannou, E.M. Scordilis, G.F. Karakaisis
1463-1472
B.C. Papazachos, G.F. Karakaisis, E.M. Scordilis, Ch. Papaioannou
1222-1231
Geological Society G.S.G.