WASET
    S. Chikhi and  M. Batouche and  H. Shout,  Hybrid Neural Network Methods for Lithology Identification in the Algerian Sahara .   journal   = {International Journal of Geological and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2007, vol. 4(4). 50 - 58
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/14916.