@Book{Rückert1902,
author  = "Rückert, Johann",
title   = "Ueber die Ossification des menschlichen Fussskelets",
year    = "1902",
address = "München",
series  = "Sitzungsberichte",
volume  = "1901,5",
url     = "https://publikationen.badw.de/de/003384743",
}