@book{id_13931,
author = "Orff, Karl von",
title = "Über die Hülfsmittel, Methoden und Resultate der Internationalen Erdmessung",
year = "1899",
address = "München",
publisher = "Verl. d. K. B. Akad.",
series = "Festrede",
volume = "7,21.",
url = "http://publikationen.badw.de/de/003399598",
}