@book{70628,
	author = {Weierstrass, Karl,},
	title = {Theorie der Abel'schen Functionen},
	publisher = {Project Gutenberg,},
	year = {2009},
	address = {Salt Lake City, UT :},
	note = {Release date is 2009-08-24},
	url = {https://www.gutenberg.org/ebooks/29780}
}