1. Caloz, C. and T. Itoh, Electromagnetic Metamaterials Transmission Line Theory and Microwave Applications, John Wiley & Sons, 2006.
2. Caloz, C., "Dual composite right/left-handed (D-CRLH) transmission line metamaterial," IEEE Microwave and Wireless Components Letters, Vol. 16, No. 11, 585-587, Nov. 2006.
doi:10.1109/LMWC.2006.884773
3. Caloz, C. and H. V. Nguyen, "Novel broadband conventional and dual-composite right/left-handed (C/D-CRLH) metamaterials: Properties, implementation and double-band coupler application," Applied Physics A, Vol. 87, No. 2, 309-316, May 2007.
doi:10.1007/s00339-006-3839-y
4. Ryu, Y. H., J. H. Park, J. H. Lee, J. Y. Kim, and H. S. Tae, "DGS dual composite right/left handed transmission line," IEEE Microwave and Wireless Components Letters, Vol. 18, No. 7, 434-436, Nov. 2008.
5. Rennings, A., S. Otto, J. Mosig, C. Caloz, and I. Wolff, "Extended composite right/left-handed (E-CRLH) metamaterial and its application as quadband quarter-wavelength transmission line," Proc. of Asia-Pacific Microwave Conference, 1405-1408, Dec. 2006.
6. Sindreu, M. D., J. Bonache, F. Martin, and T. Itoh, "Single-layer fully-planar extended-composite right-/left-handed transmission lines based on substrate integrated waveguides for dual band and quad-band applications," International Journal of Microwave and Wireless Technologies, Vol. 5, No. 3, 213-220, May 2013.
doi:10.1017/S1759078713000433
7. Eleftheriades, G. V., "A generalized negative-refractive-index transmission line (NRL-TL) metamaterial for dual-band and quad-band applications," IEEE Microwave and Wireless Component Letters, Vol. 17, No. 6, 415-417, Jun. 2007.
doi:10.1109/LMWC.2007.897786
8. Papanastasious, A. C., G. E. Georghiou, and G. V. Eleftheriades, "A quad-band Wilkinson power divider using generalized NRI transmission lines," IEEE Microwave and Wireless Components Letters, Vol. 18, No. 8, 521-523, Aug. 2008.
doi:10.1109/LMWC.2008.2001010
9. Eleftheriades, G. V., "Design of generalised negative-refractive-index transmission lines for quadband applications," IET Microwaves, Antennas and Propagation, Vol. 4, No. 8, 977-981, Aug. 2010.
doi:10.1049/iet-map.2009.0584
10. Fozi, M., S. Nikmehr, M. V. Ghurt-Tappeh, and M. Bemani, "Design of dual- and quad-band ECRLH- TLs with arbitrary phase characteristics," Progress In Electromagnetics Research M, Vol. 35, 141-149, Mar. 2014.
doi:10.2528/PIERM14021602
11. Pozar, D. M., Microwave Engineering, John Wiley & Sons, 2012.
12. Peng, L. and C. I. Ruan, "Design, analysis and implementation of novel metamaterial transmission line with dual composite right/left-handed and conventional composite right/lefthanded properties," IET Microwaves, Antennas and Propagation, Vol. 6, No. 15, 1687-1695, Oct. 2012.
doi:10.1049/iet-map.2011.0276