http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Vols. for 1910-1915 issued by: Kgl. Astronomisches Rechen-Institut zu Berlin; 1916-1936 by: Astronomisches Rechen-Institut zu Berlin-Dahlem; 1937-1940 by: Coppernicus-Institut (Astronomisches Rechen-Institut) zu Berlin-Dahlem; 1941 by: Kopernikus-Institut (Astronomisches Rechen-Institut) zu Berlin-Dahlem; 1942-<1966> by: Astronomisches Rechen-Institut in Heidelberg.