@ARTICLE{
author={Crnojevic-Bengin Vesna,Zemlyakov Kirill,Jankovic Nikolina N,Vendik Irina},
year={2013},
title={Dual-band bandpass filters based on dual-mode hilbert fractal resonator},
journal={MICROWAVE AND OPTICAL TECHNOLOGY LETTERS},
volume={55},
number={7},
pages={1440-1443},
document_type={Article},
} 

@ARTICLE{
author={Zemlyakov Kirill,Crnojevic-Bengin Vesna},
year={2012},
title={Planar low-pass filters based on hilbert fractal},
journal={MICROWAVE AND OPTICAL TECHNOLOGY LETTERS},
volume={54},
number={11},
pages={2577-2581},
document_type={Article},
}