G. Q. MEMON, Z. A. KALHORO, A. W. SHAIKH and S. BHATTI 2017. An Analysis of Stresses and Applications of Viscoelastic Fluid Flow in a circular Pipe through Porous media via with Oldroyd–B Constitutive Model . Sindh University Research Journal - SURJ (Science Series). 49, 3 (Sep. 2017). DOI:https://doi.org/10.26692/surj.v49i3.1511.