@Book{CranzKoch1902,
author  = "Cranz, Carl Julius and Koch, K. R.",
title   = "Untersuchungen über die Vibration des Gewehrlaufs. Schwingungen in horizontaler Ebene",
year    = "1902",
address = "München",
series  = "Abhandlungen",
volume  = "Bd. 21, Abth. 3 = [8]",
url     = "https://publikationen.badw.de/en/003793441",
}