@misc{indiciae03c9a129f87b,
  title = {Fracture of thin sections containing through and part-through cracks},
  author = {Calfo, F. D. and Orange, T. W. and Sullivan, T. L.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710014764},
  note = {Source identifier: 19710014764}
}