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). doi: 10.26692/surj.v49i3.1511.