@book{id_12090, author = "Oppolzer, Theodor von", title = "Über die Berechnung der wahren Anomalie in nahezu parabolischen Bahnen", year = "1880", address = "München", publisher = "Verl. d. Akad.", series = "Abhandlungen", volume = "Bd. 13, Abth. 3 = [10]", url = "http://publikationen.badw.de/de/003082990", }