Ghebrebrhan M, Aranda FJ, Ziegler DP, Carlson JB, Perry J, Archambault DM, DiGiovanni DA, Gatesman AJ, Giles RH, Zhang W, Brown ER, Kimball BR. Tunable millimeter and sub-millimeter spectral response of textile metamaterial via resonant states. Opt Express. 2014 Feb 10; 22(3):2853-9.