@book { FreedomFromPassionsinAugustine,
    title = "Freedom From Passions in Augustine",
    author = "Yuan {Gao}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/b11360",
    url = "https://www.peterlang.com/document/1055775"
}