@misc{indiciaea0c682da4ad3,
  title = {Petroleum exploration in Malawi},
  author = {R.E. Mattick},
  year = {1984},
  doi = {10.3133/ofr84384},
  url = {https://pubs.usgs.gov/publication/ofr84384},
  note = {Source identifier: ofr84384}
}