@Book{Merzbacher1904,
author  = "Merzbacher, Gottfried",
title   = "Forschungsreise im Tian-Schan",
year    = "1904",
address = "[s.l.]",
series  = "Sitzungsberichte",
volume  = "11",
url     = "https://publikationen.badw.de/de/011784030",
}