TY - BOOK ED - Geological Survey (Estados Unidos) ED - Estados Unidos. TI - The san fernando california, earthquake of february 9, 1971: A preliminary report published jointly by the u.s. geological survey and the national oceanic and atmospheric administration T2 - Geological survey profesional paper, 733 AV - QE75 P4 PY - 1971/// CY - Washington PB - U.s. govt. print off KW - Terremotos KW - Estados Unidos KW - California KW - RegiĆ³n de San Fernando ER -