@Book{Lommel1891,
author  = "Lommel, Eugen von",
title   = "Phosphoro-Photographie des ultrarothen Gitterspectrums",
year    = "1891",
address = "München",
series  = "Sitzungsberichte",
volume  = "1890,5",
url     = "https://publikationen.badw.de/en/003391715",
}