@misc{indiciaecff6240630d0,
  title = {Progress in nonlinear finite element analysis using asymptotic solution techniques.},
  author = {Mallett, R. H. and Haftka, R. T.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19730045389},
  note = {Source identifier: 19730045389}
}