@misc{indiciaee68d14f03d26,
  title = {A descriptive model for determining optimal human performance in systems. II. A. System development activities concerned with putting man in an aerospace system. NASA CR-877.},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/5302583/},
  note = {Source identifier: 5302583}
}