TY - RPRT TI - Rupture process of the Ms 6.6 Superstition Hills, California, earthquake determined from strong-motion recordings: application of tomographic source inversion AU - Arthur D. Frankel AU - Leif Wennerberg PY - 1989 DO - 10.1785/bssa0790020515 UR - https://pubs.usgs.gov/publication/70015850 ID - 70015850 ER -