editors and convenors Michael J. Rymer, William J. Ellsworth, compiled by Muriel Jacobson ; convened under auspies of national earthquake prediction and hazards programs
by Kathy E. Lee ... [and others] ; prepared in cooperation with the Minnesota Pollution Control Agency, the Minnesota Department of Natural Resources, and the Legislative Commission on Minnesota Resources
cosponsored by U.S. Geological Survey, Agricultural Research Service, Soil Conservation Serivce, Reston, Virginia, February 5-8, 1990 ; compiled by Madge Ertel