Open Government Data Report : Enhancing Policy Maturity for Sustainable Impact. Paris : OECD, 2018. 263 s. OECD Digital Government Studies. Available on Internet: <https://www.oecd-ilibrary.org/governance/open-government-data-report_9789264305847-en> ISBN 978-92-64-30583-0. [Copy count : 1, currently available 0, at library only 1]