@Book{Lamont1847,
author  = "Lamont, Johann von",
title   = "Resultate des magnetischen Observatoriums in München während der dreijährigen Periode 1843, 1844, 1845",
year    = "1847",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 5, Abth. 1 = [1]",
url     = "https://publikationen.badw.de/de/007408182",
}