@article{9458,
  author = {K.-H. Böhm and J. Cassinelli},
  title = {Convective Envelopes and Acoustic Noise Generation in White Dwarfs},
  year = {1971},
  journal = {Astronomy and Astrophysics},
  volume = {12},
  chapter = {21},
  pages = {21-27},
  url = {http://adsabs.harvard.edu/full/1971A\%26A....12...21B},
  note = {JILA Pub. 735},
}