@Book{Bohr1913,
author  = "Bohr, Harald August",
title   = "Ein Satz über Dirichletsche Reihen",
year    = "1913",
address = "München",
series  = "Sitzungsberichte",
volume  = "1913,19",
url     = "https://publikationen.badw.de/en/003395137",
}