@book{id_144,
author = "Kepler, Johannes and Caspar, Max and Dyck, Walther von",
title = "Prognostikum auf das Jahr 1620",
year = "1933",
address = "München",
series = "Abhandlungen",
volume = "17",
url = "http://publikationen.badw.de/de/003060450",
}