@Book{Heßler1888,
author  = "Heßler, Franz",
title   = "Ueber Naturgeschichte der alten Inder. Eine Studie",
year    = "1888",
address = "München",
series  = "Sitzungsberichte",
volume  = "1887,5",
url     = "https://publikationen.badw.de/de/003392466",
}