@misc{indiciae62702e9b5802,
  title = {How to build a model illustrating sea-floor spreading and subduction},
  author = {J.C. Lahr},
  year = {1999},
  doi = {10.3133/ofr99132},
  url = {https://pubs.usgs.gov/publication/ofr99132},
  note = {Source identifier: ofr99132}
}