amazon.com参考文章(2)
Viktor G Veselago, The Electrodynamics of Substances with Simultaneously Negative Values of ∊ and μ Physics-Uspekhi. ,vol. 10, pp. 509- 514 ,(1968) , 10.1070/PU1968V010N04ABEH003699
Roger F. Harrington, Effect of antenna size on gain, bandwidth, and efficiency Journal of Research of the National Bureau of Standards, Section D: Radio Propagation. ,vol. 64D, pp. 1- ,(1960) , 10.6028/JRES.064D.003