@article{nunes_silva_zilio_1998,  title={Design Considerations on a Dispersion Compensating Coaxial Fiber},  volume={28},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97331998000200002},  DOI={10.1590/S0103-97331998000200002},  number={2},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Nunes, F. D. and Silva, H. F. da and Zilio, S. C.},  year={1998},  month={Jun},  pages={85–89} }