@Book{Radlkofer1899,
author  = "Radlkofer, Ludwig",
title   = "Monographie der Sapindaceen-Gattung Paullinia. = Paullinia Sapindacearum genus monographice descriptum",
year    = "1899",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 19, Abth. 1 = [2]",
url     = "https://publikationen.badw.de/de/003071150",
}