@INPROCEEDINGS {26701,
author={J. Vehmas and C. Valagiannopoulos and A. Tretyakov and S. Maslovski },
doi={},
booktitle={Metamaterials Congress},
title={Blacker than ideally black: Double negative conjugately matched cylinders},
year={2015},
month={September},
volume={-},
pages={969-971} 
}