@misc{indiciaef08fa75fc9d2,
  title = {An exact solution for a thick domain wall in general relativity},
  author = {Goetz, Guenter and Noetzold, Dirk},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900006510},
  note = {Source identifier: 19900006510}
}