A.A. BHATTI, M. S. CHANDIO, R. A. MEMON, and M. M. SHAIKH. 2019. “A Modified Algorithm for Reduction of Error in Combined Numerical Integration”. Sindh University Research Journal - SURJ (Science Series) 51 (4). https://sujo.usindh.edu.pk/index.php/SURJ/article/view/309.