@book { FreedomEqualityPower,
    title = "Freedom, Equality, Power",
    subtitle = "The Ontological Consequences of the Political Philosophies of Hobbes, Locke, and Rousseau",
    author = "Piotr {Hoffman}",
    year = "1999",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1089159"
}