@misc{indiciaeedc74a53e7ae,
  title = {Remote sensing studies of the geomorphology of Surtsey, 1987-1991},
  author = {James B. Garvin and R. S. Williams},
  year = {1992},
  url = {https://pubs.usgs.gov/publication/70197490},
  note = {Source identifier: 70197490}
}