Zhang, Hao Nan, Zhi Fei Zhang, Yi Du, Wei Bin Kong, Xiao Fang Yang, and Zhong Qing Fang. “Design of Multilayer Wideband Microwave Absorbers Using Improved Grey Wolf Optimizer”. Applied Computational Electromagnetics Society Journal (ACES) 38, no. 09 (September 30, 2023): 725–733. Accessed June 26, 2024. https://journals.riverpublishers.com/index.php/ACES/article/view/21409.