@article{bazeia_2002,  title={Scalar fields: from domain walls to nanotubes and fulerenes},  volume={32},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332002000500009},  DOI={10.1590/S0103-97332002000500009},  number={4},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Bazeia, Dionisio},  year={2002},  month={Dec},  pages={869–879} }