WASET
    Robson C. Santos and  Julio C. P. Ribeiro and  Iorran M. de Castro and  Luan C. F. Rodrigues and  Sandro R. L. Silva and  Diego M. Quesada,  Robotics and Embedded Systems Applied to the Buried Pipeline Inspection.   journal   = {International Journal of Mechanical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 104(8). 1864 - 1874
    [viewed 28 April 2024]. Available from: https://publications.waset.org/pdf/10001995.