Open Science Research Excellence
El Harbi Sana and  Ben Afia Neila,  The Relationship between Military Expenditure, Military Personnel, Economic Growth, and the Environment.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology. April 2016, vol. 112(4). 1059 - 1064[viewed 19 July 2019]. Available from: http://waset.org/publications/10003924.