publication date 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986 1986
reproduces Proceedings of the 37th annual Highway Geology symposium: Geotechnical aspects of construction in mountainous terrain, August 20-22, 1986, Helena, Montana. Article