@Book{Wilkens1935,
author  = "Wilkens, Alexander",
title   = "Untersuchungen zur Hecubabewegung und analoger Bewegungsformen",
year    = "1935",
address = "München",
series  = "Abhandlungen",
volume  = "10027",
url     = "https://publikationen.badw.de/en/003060471",
}