@misc{indiciae91084b4e2e5a,
  title = {Cosmic-ray modulation by an angle-dependent solar wind},
  author = {Jokipii, J. R. and Owens, A. J.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710052080},
  note = {Source identifier: 19710052080}
}