S. G. Christoulas

Instability phenomena in weathered flysch in Greece : Proc 5th International Symposium on Landslides, Lausanne, 10–15 July 1988V1, P103–108. Publ Rotterdam: A A Balkema, 1988

S. G. Christoulas, N. Kalteziotis, E. Gassios, 1989 .

Engineering geological conditions and effects of the 1981 earthquake in Athens, Greece : Engng GeolV22, N2, Oct 1985, P141–155

S. G. Christoulas, N. Sabatakakis, G. Tsiambaos, 1986 .