@book{id_10181, author = "Boltzmann, Ludwig", title = "Zur Integration der Diffusionsgleichung bei variabeln Diffusionscoefficienten", year = "1894", address = "München", publisher = "Verl.d.K.Akad.", series = "Sitzungsbericht der Bayerischen Akademie der Wissenschaften", volume = "1894,9.", url = "http://publikationen.badw.de/de/003392715", }