@article{hwang2011frequency_splitter,
title={Frequency selective metal-insulator-metal splitters for surface plasmons},
author={Hwang, Yongsop and Kim, Jae-Eun and Park, Hae Yong},
journal={Optics Communications},
volume={284},
number={19},
pages={4778--4781},
year={2011},
publisher={Elsevier}
}