@misc{indiciaef640e2678120,
  title = {K-Ar geochronology of basement rocks on the northern flank of the Huancabama deflection, Ecuador},
  author = {Tomas Feininger and M.L. Silberman},
  year = {1982},
  doi = {10.3133/ofr82206},
  url = {https://pubs.usgs.gov/publication/ofr82206},
  note = {Source identifier: ofr82206}
}