TY - RPRT TI - The 19 September 2017 M 7.1 Puebla‐Morelos earthquake: Spectral ratios confirm Mexico City zoning AU - Mehmet Celebi AU - Valerie Jean Sahakian AU - Diego Melgar AU - Luis Quintanar PY - 2018 DO - 10.1785/0120180100 UR - https://pubs.usgs.gov/publication/70236833 ID - 70236833 ER -