@Book{Sohncke1895,
author  = "Sohncke, Leonhard",
title   = "Gewitterstudien auf Grund von Ballonfahrten",
year    = "1895",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 18, Abth. 3 = [6]",
url     = "https://publikationen.badw.de/de/003071146",
}