F. A. MANGI, D. A. JAMRO, B. A. MALIK, and G. A. MALLAH. 2020. “Compact Four-Band Asymmetric Bi-Layer Circular Polarizer F”. Sindh University Research Journal - SURJ (Science Series) 49 (2). https://sujo.usindh.edu.pk/index.php/SURJ/article/view/1446.