Inventory of Energy Subsidies in the EU’s Eastern Partnership Countries. Paris : OECD, 2018. 288 s. Green Finance and Investment. Available on Internet: <https://www.oecd-ilibrary.org/environment/inventory-of-energy-subsidies-in-the-eu-s-eastern-partnership-countries_9789264284319-en> ISBN 978-92-64-28430-2.