@book { SecularizationAnAnalysisatThreeLevels,
    title = "Secularization: An Analysis at Three Levels",
    author = "Karel {Dobbelaere}",
    year = "2002",
    publisher = "Peter Lang Verlag",
    address = "Bruxelles, Belgium",
    url = "https://www.peterlang.com/document/1044191"
}