@Book{Voss1924,
author  = "Voss, Aurel",
title   = "Kurvennetze und Laplacesche partielle Differentialgleichungen",
year    = "1924",
address = "München",
series  = "Sitzungsberichte",
volume  = "1924,5",
url     = "https://publikationen.badw.de/de/003898980",
}