WASET
    Jamal A. Gledan and  Othman A. Azzeidani ,  ELD79-LGD2006 Transformation Techniques Implementation and Accuracy Comparison in Tripoli Area, Libya.   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2014, vol. 87(3). 255 - 258
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/9997640.