@article{maciel_2004,  title={The next e+ e- linear collider},  volume={34},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332004000700015},  DOI={10.1590/S0103-97332004000700015},  number={4a},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Maciel, Arthur K. A.},  year={2004},  month={Dec},  pages={1381–1389} }