@book { ConstitutionPublicFinanceandTransition,
    title = "Constitution, Public Finance, and Transition",
    subtitle = "Theoretical Developments in Constitutional Public Finance and the Case of Estonia",
    author = "Ringa {Raudla}",
    year = "2010",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00342-0",
    url = "https://www.peterlang.com/document/1054347"
}