M. M. H., A., Asafat, S. A. H., A., , W. F., A. B. (2018). 'USING VALUE CHAINS TO REDUCE THE COSTS OF LOGISTICS IN THE FIELD OF AIR CARGO FOR ENVIRONMENTAL PURPOSES: AN EMPIRICAL STUDY', Journal of Environmental Science, 43(2), pp. 615-638. doi: 10.21608/jes.2018.23285