Xubiao, Y. "Alternative Scheme of Inclusion of International Aviation in EU ETS and Chinese Strategy". Journal of Social Sciences (COES&Amp;RJ-JSS), م 3, عدد 3, يوليو، 2014, ص 426-38, https://centreofexcellence.net/index.php/JSS/article/view/jss.2014.3.3.426.438.