The Proceedings of the 6th international congress International Association of Engineering Geology, volume 4: Comptes-rendus, held in Amsterdam, Netherlands, on the 6-10 August 1990. Including 500 papers from authors from 52 different countries. The four main symposia compromised of topics that included use of computers in Engineering Geology, pollution, environmental protection and waste disposal, coastal engineering and Engineering Geology in the oil industry.
