@book{id_7605,
author = "Weber, Eduard von",
title = "Gewisse Systeme Pfaff'scher Gleichungen",
year = "1895",
address = "München",
publisher = "Verl.d.K.Akad.",
series = "Sitzungsbericht der Bayerischen Akademie der Wissenschaften",
volume = "1895,19.",
url = "http://publikationen.badw.de/de/003391831",
}