B. Christaras, I. Mariolakos, J. Foundoulis, M. Chatziangelou, A. Dimitriou, EL. Lemoni. "GROUTING AS POSSIBLE PROPOSAL FOR IMPERMEATING BURIED MONUMENTS IN VERY PERMEABLE SOILS. THE CASE OF KRISIS MACEDONIAN TOMBS IN N. GREECE." 3rd International Scientific Conference - SGEM2003 (2003): 121-128.