@article{CRPHYS_2012__13_8_786_0,
     author = {Boris Gralak and Daniel Maystre},
     title = {Negative index materials and time-harmonic electromagnetic field},
     journal = {Comptes Rendus. Physique},
     pages = {786--799},
     publisher = {Elsevier},
     volume = {13},
     number = {8},
     year = {2012},
     doi = {10.1016/j.crhy.2012.04.003},
     language = {en},
}