@misc{indiciae6d4cacd1bc9f,
  title = {Real-time position determinations using the GPS TI4100/GEOSTAR receiver — Illustration, BHL page 40704733},
  year = {1984},
  url = {https://www.biodiversitylibrary.org/page/40704733},
  note = {Source identifier: page-40704733}
}