@misc{indiciae7689aeb1f748,
  title = {ELAS - A general purpose computer program for the equilibrium problems of linear structures. Volume 1 - User's manual},
  author = {Akyuz, F. A. and Utku, S.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680010046},
  note = {Source identifier: 19680010046}
}