Untersuchungen zur Entstehung photographischer Sternbilder.Published in:Astronomische Nachrichten, 1936, v. 259, n. 17, p. 269, doi. 10.1002/asna.19362591702By:Fischer, HaraldPublication type:Article
Masthead.Published in:Astronomische Nachrichten, 1936, v. 259, n. 17, p. fmi, doi. 10.1002/asna.19362591701Publication type:Article