@misc{indiciae89b944c4b682,
  title = {Asteroid and comet flux in the neighborhood of Earth},
  author = {Eugene Merle Shoemaker and Ruth F. Wolfe and Carolyn S. Shoemaker},
  year = {1990},
  doi = {10.1130/spe247-p155},
  url = {https://pubs.usgs.gov/publication/70227575},
  note = {Source identifier: 70227575}
}