
https://wiiw.ac.at/the-energy-transition-in-the-western-balkans-the-status-quo-major-challenges-and-how-to-overcome-them-dlp-6896.pdf

https://www.conference-board.org/pdfdownload.cfm?masterProductID=43455

https://forestdeclaration.org/images/uploads/resource/2019NYDFReport.pdf