@article{dias_scarpelli_brito_fargnoli_2010,  title={Multiloop calculations with implicit regularization in massless theories},  volume={40},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332010000200018},  DOI={10.1590/S0103-97332010000200018},  number={2},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Dias, E. W. and Scarpelli, A. P. Baêta and Brito, L. C. T. and Fargnoli, H. G.},  year={2010},  month={Jun},  pages={228–234} }