1. Energy efficiency, utilization of renewable energies, and carbon dioxide emission case study of g20 countries
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2. Economic growth, co2 emissions and energy use in the south caucasus and turkey a pvar analyses
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3. Estimation of diffuse solar radiation in the region of northern sudan
Osman Wageiallah Mohammed, Guo Yanling

4. Experimental study and kinetic analysis of cuoy-al2o3 absorbed so2
Zhongqing Yang, Jianghao Xie, Li Zhang, Mingnv Guo, Jingyu Ran