@book{103213,
	author = {Knackfuss, H.},
	title = {Holbein der jüngere},
	publisher = {Project Gutenberg,},
	year = {2020},
	series = {Künstler-Monographien: XVII},
	address = {Salt Lake City, UT :},
	note = {Release date is 2020-06-13},
	url = {https://www.gutenberg.org/ebooks/62389}
}