@misc{indiciaede2ca2c722fd,
  title = {Geologic logs from 25 boreholes near strong motion accelerographs that recorded the 1989 Loma Prieta, California, earthquake},
  author = {T. J. Powers and T. E. Fumal},
  year = {1993},
  doi = {10.3133/ofr93502},
  url = {https://pubs.usgs.gov/publication/ofr93502},
  note = {Source identifier: ofr93502}
}