Ghanima Al-Sharrah and Haitham M. Lababidi and Yusuf I. Ali, Planning a Supply Chain with Risk and Environmental Objectives. journal = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology. June 2016, vol. 116(8). 2693 - 2697 [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10005091.