@book{id_14094,
author = "Heintz, Philipp Kasimir von",
title = "Pfalzgraf Stephan, erster Herzog von Pfalz-Zweybrücken",
year = "1823",
address = "München",
publisher = "Akad. Verl.",
url = "http://publikationen.badw.de/de/001493343",
}