@Book{Martius1841,
author  = "Martius, Carl Friedrich Philipp von",
title   = "Beiträge zur Kenntniss der Gattung Erythroxylon",
year    = "1841",
address = "München",
series  = "Abhandlungen",
volume  = "3,7",
url     = "https://publikationen.badw.de/de/001617443",
}