@Book{Jäger1850,
author  = "Jäger, Georg Friedrich von",
title   = "Ueber die Uebereinstimmung des Pygopterus lucius AG. mit dem Archegosaurus Dechenii Goldf.",
year    = "1850",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 5, Abth. 3 = [14]",
url     = "https://publikationen.badw.de/de/003082820",
}