@Book{Erdl1841,
author  = "Erdl, Michael Pius",
title   = "Vergleichende Darstellung des inneren Baues der Haare",
year    = "1841",
address = "München",
series  = "Abhandlungen",
volume  = "3,8",
url     = "https://publikationen.badw.de/de/003082774",
}