@book{id_11711,
author = "Helfenzrieder, Johann Evangelist",
title = "Beytraege zu Verbesserung der Uhrmacherkunst in Ruecksicht auf große Uhren",
year = "1789",
address = "[München]",
series = "Abhandlungen",
volume = "5,[5]; 1",
url = "http://publikationen.badw.de/de/003899242",
}