@Book{LiebigWolffhardtMaximilian II.(Bayern1964,
author  = "Liebig, Justus von and Wolffhardt, Emma [Hg./Red.] and Maximilian II. (Bayern, König) [Sonst.]",
title   = "Briefe Justus von Liebigs an König Max[imilian] II. von Bayern. 1853 - 1860",
year    = "1964",
address = "München",
series  = "Sitzungsberichte",
volume  = "1964,5",
url     = "https://publikationen.badw.de/en/006330050",
}