@Book{Pfaff1869,
author  = "Pfaff, Friedrich",
title   = "Ueber das Eindringen des atmosphärischen Wassers in den Boden",
year    = "1869",
address = "München",
series  = "Sitzungsberichte",
volume  = "1869,2,5",
url     = "https://publikationen.badw.de/de/003393061",
}