@book { SpartaHistoryStateandSociety,
    title = "Sparta: History, State and Society",
    author = "Ryszard {Kulesza}",
    year = "2022",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b19682",
    url = "https://www.peterlang.com/document/1257351"
}