Electromagnetic band gaps from H-shaped fractalsLin Li, Dong Cheng, Sheng Wang, Zhangyou Chen, Zhengyou Liu and Xing-Zhong ZhaoEur. Phys. J. Appl. Phys., 36 2 (2006) 131-134DOI: https://doi.org/10.1051/epjap:2006118