Mahdi Muosa, S., N. Ahmed Mohammed Taha, and H. Abbas Dahham. “FindingCorrection Terms Accompaniment of Rule MMS of Triple Integrals Partial Derivative Singular or Singular Numerically”. Journal of Al-Qadisiyah for Computer Science and Mathematics, Vol. 8, no. 2, Aug. 2017, pp. 1-15, http://www.qu.edu.iq/journalcm/index.php/journalcm/article/view/35.