@misc{indiciae1164a1b8cc91,
  title = {The matrix algebra program. A conversational language for numerical matrix operations - Part 2 - Reference manual},
  author = {Newbold, P. M.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19690002685},
  note = {Source identifier: 19690002685}
}