@inbook{4741,
  author = {Catharine Garmany},
  title = {The observational H-R diagram and IMF of massive stars},
  year = {1991},
  pages = {115\textendash131},
  month = {05/1991},
  publisher = {Cambridge University Press, Cambridge, UK},
  address = {Baltimore, Maryland},
  note = {JILA Pub. 4375},
}