@article{betancur_gutiérrez_mikhailov_paredes_2006,  title={D0 energy spectrum in In(Al)As/Ga(Al)As quasi-one-dimensional nanorings},  volume={36},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332006000600022},  DOI={10.1590/S0103-97332006000600022},  number={3b},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Betancur, Javier and Gutiérrez, William and Mikhailov, Ilia D. and Paredes, Harold},  year={2006},  month={Sep},  pages={882–885} }