H. IJAZ, M. ASAD, A. MEMON, K. B. AHMED, H. ABBASI, and A. N. LAGHARI. 2014. “Strain Energy Based Homogenization Method to Find The Equivalent Orthotropic Properties of Sandwich Structures”. Sindh University Research Journal - SURJ (Science Series) 46 (1). https://sujo.usindh.edu.pk/index.php/SURJ/article/view/5327.