@book{id_9996, author = "Lommel, Eugen von", title = "Interferenz durch circulare Doppelbrechung", year = "1888", address = "München", publisher = "Verl.d.K.Akad.", series = "Sitzungsbericht der Bayerischen Akademie der Wissenschaften", volume = "1888,16.", url = "http://publikationen.badw.de/de/003391630", }