@book { TheKingandtheCrownofThorns,
    title = "The King and the Crown of Thorns",
    author = "Jerzy {Pysiak} and Jan {Burzyński}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17831",
    url = "https://www.peterlang.com/document/1114364"
}