@Book{Wülker1910,
author  = "Wülker, Gerhard",
title   = "Über japanische Cephalopoden. Beiträge zur Kenntnis der Systematik und Anatomie der Dibranchiaten",
year    = "1910",
address = "München",
series  = "Abhandlungen",
volume  = "3,1",
url     = "https://publikationen.badw.de/de/003395250",
}