@misc{indiciae3319514cd361,
  title = {FORTRAN programming - A self-taught course},
  author = {Blecher, S. and Butler, R. V. and Horton, M. and Norrod, V.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710000052},
  note = {Source identifier: 19710000052}
}