@misc{894211,
  author = {H Hassler and Charles Burroughs},
  title = {Ferdinand Rudolph Hassler (1770-1843) : A Twenty Year Retrospective, 1987-2007},
  year = {2008},
  month = {2008-10-16 14:10:54},
  publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD},
  language = {en},
}