@ARTICLE{
author={Dalarsson Mariana,Norgren Martin,Asenov Tatjana,Doncov Nebojsa S,Jaksic Zoran S},
year={2013},
title={Exact analytical solution for fields in gradient index metamaterials with different loss factors in negative and positive refractive index segments},
journal={JOURNAL OF NANOPHOTONICS},
volume={7},
number={},
pages={-},
document_type={Article},
} 

@ARTICLE{
author={Asenov Tatjana,Doncov Nebojsa S,Milovanovic Bratislav D,Paul John D},
year={2013},
title={Dispersive TLM Z-transform model of left-handed metamaterials},
journal={INTERNATIONAL JOURNAL OF NUMERICAL MODELLING-ELECTRONIC NETWORKS DEVICES AND FIELDS},
volume={26},
number={5},
pages={457-463},
document_type={Article},
} 

@ARTICLE{
author={Dalarsson Mariana,Norgren Martin,Asenov Tatjana,Doncov Nebojsa S},
year={2013},
title={Arbitrary Loss Factors in the Wave Propagation Between Rhm and Lhm Media with Constant Impedance Throughout the Structure},
journal={PROGRESS IN ELECTROMAGNETICS RESEARCH-PIER},
volume={137},
number={},
pages={527-538},
document_type={Article},
}