@Book{KeplerDyckCaspar1951,
author  = "Kepler, Johannes and Dyck, Walther von [Hg./Red.] and Caspar, Max [Hg./Red.]",
title   = "Gesammelte Werke. Briefe 1604 - 1607",
year    = "1951",
address = "München",
series  = "Kepler. Gesammelte Werke",
volume  = "15",
url     = "https://publikationen.badw.de/de/002334749",
}