@book { WillThereBeTiersinHeaven,
    title = "Will There Be Tiers in Heaven?",
    author = "Nicola {Santamaria}",
    year = "2018",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/b13187",
    url = "https://www.peterlang.com/document/1056698"
}