@misc{indiciae474f62751dea,
  title = {VISCEL, a general-purpose computer program for analysis of linear viscoelastic structures. Volume 1 - User's manual},
  author = {Akyuz, F. A. and Heer, E.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710009456},
  note = {Source identifier: 19710009456}
}