TY - RPRT TI - Characteristics of selected strong-motion records from the October 18, 1989, Loma Prieta, California, earthquake and the November-December 1985 Nahanni, Northwest Territories, Canada, earthquakes AU - W. K. Smith PY - 1994 DO - 10.3133/ofr94139 UR - https://pubs.usgs.gov/publication/ofr94139 ID - ofr94139 ER -