@book { MusicaMathematica,
    title = "Musica Mathematica",
    author = "Rima {Povilionienė}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b10528",
    url = "https://www.peterlang.com/document/1109953"
}