@misc{indiciaeeb504e4bd3ce,
  title = {Bathymetric map of southern Northwind Ridge and vicinity, Arctic Ocean},
  author = {Michael W. Mullen and Arthur Grantz},
  year = {1991},
  doi = {10.3133/ofr91136},
  url = {https://pubs.usgs.gov/publication/ofr91136},
  note = {Source identifier: ofr91136}
}