@misc{indiciaec83487dd69e6,
  title = {Alpha Ori - Evidence for pulsation},
  author = {Dupree, A. K. and Baliunas, S. L. and Hartmann, L. and Guinan, E. F. and Sonneborn, G.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910044311},
  note = {Source identifier: 19910044311}
}