@misc{indiciae610162311460,
  title = {International Solar Terrestrial Physics (ISTP) program},
  author = {Sanford, R. and Muhonen, D. and Sizemore, K. O.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19920003891},
  note = {Source identifier: 19920003891}
}