@book { MikalojusKonstantinasCiurlionis,
    title = "Mikalojus Konstantinas Ciurlionis",
    author = "Jolanta {Hauser}",
    year = "2002",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    doi = "10.3239/9783832450878",
    url = "https://m.diplom.de/document/220616"
}