@misc{indiciaea8b2fae7e2a2,
  title = {The flaminio obelisk in Rome: vibrational characteristics as part of preservation efforts},
  author = {G. Bongiovanni and M. Çelebi and P. Clemente},
  year = {2006},
  doi = {10.1002/eqe.4290190110},
  url = {https://pubs.usgs.gov/publication/70016382},
  note = {Source identifier: 70016382}
}