@misc{indiciae6e6b2f1d4e87,
  title = {The design of physical activity programs for industry.},
  author = {Duggar, B. C. and Swengros, G. V.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690060930},
  note = {Source identifier: 19690060930}
}