@book{116037,
	author = {Zittel, Karl Alfred von, and Broili, Ferdinand,},
	title = {Grundzüge der Paläontologie (Paläozoologie). 2. Abteilung: Vertebrata.},
	publisher = {Project Gutenberg,},
	year = {2025},
	address = {Salt Lake City, UT :},
	note = {Release date is 2025-02-07},
	url = {https://archive.org/details/grundzgederpalon02zitt}
}