@article {Leonhard1897,
	title = {Die Fauna der Kreideformation in Oberschlesien},
	journal = {Palaeontographica},
	volume = {44},
	year = {1897},
	pages = {11{\textendash}70, pl. 3{\textendash}6},
	keywords = {RCBS, TIP},
	url = {http://archive.org/details/palaeontographic44cass},
	author = {Leonhard, Richard}
}
