@book{102752,
	author = {Bölsche, Wilhelm,},
	title = {Komet und Weltuntergang},
	publisher = {Project Gutenberg,},
	year = {2020},
	address = {Salt Lake City, UT :},
	note = {Release date is 2020-04-25},
	url = {https://www.gutenberg.org/ebooks/61928}
}