@Book{Seeliger1899,
author  = "Seeliger, Hugo von",
title   = "Die scheinbare Vergrösserung des Erdschattens bei Mondfinsternissen",
year    = "1899",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 19, Abth. 2 = [3]",
url     = "https://publikationen.badw.de/en/003071152",
}