@book { AugustRauschenbusch18161899,
    title = "August Rauschenbusch (1816-1899)",
    author = "Andreas {Schumacher}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/978-3-0353-0049-9",
    url = "https://www.peterlang.com/document/1051972"
}