TY - RPRT TI - Ground motion in the presence of complex topography: Earthquake and ambient noise sources AU - Stephen H. Hartzell AU - Mark Meremonte AU - Leonardo Ramírez-Guzmán AU - Daniel McNamara PY - 2013 DO - 10.1785/0120130088 UR - https://pubs.usgs.gov/publication/70047737 ID - 70047737 ER -