Mushtaq M, Shah N, Muhammad G, Khan S, Ari S, Anjam Y. Calculation of Compressible Flow Past a Joukowski Aerofoil Using Direct Boundary Element Method with Linear Element Approach. Pak. J. Nutr. [Internet]. 2013 Aug. 15 [cited 2025 Aug. 23];12(9):889–896. Available from: https://pjnonline.org/pjn/article/view/1915