@misc{indiciaec6074dba1994,
  title = {Municipal GIS database of Guatemala; Volume 4; Concepcion Minas, Guatemala},
  author = {Peter G. Chirico and P.P. Hearn and Ovidio Rivero Bartolomei and S.D. Tanner},
  year = {2002},
  doi = {10.3133/ofr02306d},
  url = {https://pubs.usgs.gov/publication/ofr02306D},
  note = {Source identifier: ofr02306D}
}