@book { ThePathsofCreation,
    title = "The Paths of Creation",
    author = "Sixto J. {Castro} and Alfredo {Marcos} and Sixto J. {Castro} and Alfredo {Marcos}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    doi = "10.3726/978-3-0351-0307-6",
    url = "https://www.peterlang.com/document/1052247"
}