@misc{indiciaec0e33581d216,
  title = {The NT-criterion for predicting crack growth increments},
  author = {Yehia, Nabil A. B. and Shephard, Mark S.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870048061},
  note = {Source identifier: 19870048061}
}