
@Article{Matern1875,
  author =       "Matern",
  title =        "On angular measurements with an ocular micrometer at
                 an astronomical telescope.",
  journal =      "Pogg. Ann.",
  year =         "1875",
  volume =       "156",
  pages =        "91--112",
  ISSN =         "0003-3804",
  doi =          "10.1002/andp.18752300107",
  fjournal =     "Annalen der Physik und Chemie",
  jfm =          "07.0703.01",
  keywords =     "85-05",
  language =     "German",
  URL =          "zenodo.org/record/1904017",
  zbmath =       "2716297",
}