TY - BOOK AU - Switzer,Josephine C. AU - Porcella,Ronald L. ED - U.S. Department of the Interior TI - Catalogue of U.S. Geological Survey strong-motion records, 1988. U1 - 551.22/C1U 21 PY - 1990/// CY - Denver: PB - U.S. Geological Survey, KW - SISMOMETRÍA KW - SISMOLOGÍA KW - TERREMOTOS KW - ESTADOS UNIDOS ER -