@Book{Kappos1951,
author  = "Kappos, Demetrios A.",
title   = "Die Unabhängigkeit in der Wahrscheinlichkeitstheorie",
year    = "1951",
address = "München",
series  = "Sitzungsberichte",
volume  = "1950,13.",
url     = "https://publikationen.badw.de/en/003383654",
}