@book{81610,
	author = {Kellermann, Bernhard,},
	title = {Ingeborg},
	publisher = {Project Gutenberg,},
	year = {2012},
	address = {Salt Lake City, UT :},
	note = {Release date is 2012-09-15},
	url = {https://www.gutenberg.org/ebooks/40771}
}