@Book{Spengel1866,
author  = "Spengel, Leonhard",
title   = "Aristotelische Studien. Eudemische Ethik, große Ethik, Politik",
year    = "1866",
address = "München",
series  = "Abhandlungen",
volume  = "10,11 : Abth. 3",
url     = "https://publikationen.badw.de/de/003832531",
}