@book{3859,
	author = {Ludwig, Paul},
	title = {Der Erste Weltkrieg in Briefen :},
	publisher = {DRW-Verl.},
	year = {2002},
	series = {Schriften zur südwestdeutschen Landeskunde},
	address = {Leinfelden-Echterdingen},
	url = {https://d-nb.info/964091534/04}
}