On the spinor representationJ. M. Hoff da Silva, C. H. Coronado Villalobos, Roldão da Rocha and R. J. Bueno RogerioEur. Phys. J. C, 77 7 (2017) 487DOI: https://doi.org/10.1140/epjc/s10052-017-5035-y