@misc{indiciae98e2a40eb991,
  title = {Systems theoretic model of stratospheric pollution on ozone},
  author = {Wilkins, R. D. and Gramling, F. E. and Masse, A. A.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780033690},
  note = {Source identifier: 19780033690}
}