Buanawaty P, Hastiadi FF. The Impact of Kyoto Protocol on Environment Quality in the Free Trade Era: The Case of G20 Countries. IJEFI [Internet]. 2017 Jun. 29 [cited 2024 Nov. 15];7(3):36-42. Available from: https://econjournals.net.tr/index.php/ijefi/article/view/4346