@book { DocumentaryinWales,
    title = "Documentary in Wales",
    author = "Dafydd {Sills-Jones} and Elin Haf Gruffydd {Jones}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/b14248",
    url = "https://www.peterlang.com/document/1057199"
}