Masudul Haider Imtiaz, and Galib Hashmi. “Towards High Efficiency Solar Cells: Composite Metamaterials”. Global Journals of Research in Engineering 13, no. F10 (July 15, 2013): 11–16. Accessed May 3, 2024. https://engineeringresearch.org/index.php/GJRE/article/view/861.