@Book{Brill1885,
author  = "Brill, Alexander von",
title   = "Ueber rationale Curven und Regelflächen",
year    = "1885",
address = "München",
series  = "Sitzungsberichte",
volume  = "1885,9",
url     = "https://publikationen.badw.de/de/003391589",
}