Preventing the artificial avoidance of permanent establishment status. Action 7: 2015 final report. Paris : OECD, 2015. 46 s. OECD/G20 base erosion and profit shifting project. Available on Internet: <http://www.oecd-ilibrary.org/taxation/preventing-the-artificial-avoidance-of-permanent-establishment-status-action-7-2015-final-report_9789264241220-en> ISBN 978-92-64-24121-3.