@Book{FaberPringsheim1921,
author  = "Faber, Georg and Pringsheim, Alfred [Sonst.]",
title   = "Über Potentialtheorie und konforme Abbildung",
year    = "1921",
address = "München",
series  = "Sitzungsberichte",
volume  = "1920,4",
url     = "https://publikationen.badw.de/de/003395451",
}