@book { TheGlobalCurrenciesConundrum,
    title = "The Global Currencies Conundrum",
    author = "John {Ryan}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/978-3-0353-0653-8",
    url = "https://www.peterlang.com/document/1053333"
}