Joint Audit 2019 – Enhancing Tax Co-operation and Improving Tax Certainty : Forum on Tax Administration. Paris : OECD, 2019. 75 s. Available on Internet: <https://www.oecd-ilibrary.org/taxation/joint-audit-2019-enhancing-tax-co-operation-and-improving-tax-certainty_17bfa30d-en> ISBN 978-92-64-53637-1.