Usman Ali Khan and  Bismah Tariq and  Khalida Raza and  Saima Malik and  Aoun Muhammad,  Simulating Gradient Contour and Mesh of a Scalar Field.   journal   = {International Journal of Physical and Mathematical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2011, vol. 56(8). 1138 - 1143
    [viewed 19 March 2024]. Available from: https://publications.waset.org/pdf/11609.