@book { DemanibusValachorumscismaticorum,
    title = "«De manibus Valachorum scismaticorum ... »",
    subtitle = "Romanians and Power in the Mediaeval Kingdom of Hungary- The Thirteenth and Fourteenth Centuries",
    author = "Ioan-Aurel {Pop}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03904-7",
    url = "https://www.peterlang.com/document/1048182"
}