International Association of Engineering Geology.

• Engineering Geological Maps
• ENGNG GEOLOGY 4TH 10 VOL SET
• First international congress of the International Association of Engineering Geology
• Proceedings of the 1st session, held during the XXIIIrd International Geological Congress
• Proceedings of the second international congress of the International Association of Engineering Geology, Sāo Paulo, 18-24 August, 1974, Brazil