@book { AnIntroductiontoFictionalWorldsTheory,
    title = "An Introduction to Fictional Worlds Theory",
    author = "Bohumil {Fořt}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06323-3",
    url = "https://www.peterlang.com/document/1050008"
}