@misc{indiciae6d9c18338d15,
  title = {The Luminosity Function for the Globular Cluster M13},
  author = {Kimura, Hiroshi and Simoda, Mahiro},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680038088},
  note = {Source identifier: 19680038088}
}