WASET
    Roman Asatryan,  Cost Benefit Analysis and Adjustments of Corporate Social Responsibility in the Airline Industry.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2013, vol. 84(12). 3251 - 3255
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/9997298.