@misc{indiciae304f2240272e,
  title = {Science challenge questions and answers},
  author = {Carol A. Lawson and Mary Ellen Lazarus},
  year = {1999},
  doi = {10.3133/ofr98507b},
  url = {https://pubs.usgs.gov/publication/ofr98507B},
  note = {Source identifier: ofr98507B}
}