@book { HistoryofPhilosophyI,
    title = "History of Philosophy I",
    author = "Michal {Zvarík}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06653-1",
    url = "https://www.peterlang.com/document/1050466"
}