@inbook{4439,
  author = {D. Hils and John Hall},
  title = {Improved Kennedy-Thorndike experiment - a preliminary report},
  year = {1990},
  volume = {9},
  pages = {376\textendash381},
  publisher = {Academic Press},
  issn = {ISBN-10: 0122519302 ISBN-13: 978-0122519307},
  doi = {10.1016/B978-0-12-251930-7.50108-4},
  note = {JILA Pub. 4102},
}