2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/56033We give explicit and inductive formulas for the construction of a Lorentz covariant renormalization in the EG approach. This automatically provides for a covariant BPHZ subtraction at totally spacelike momentum useful for massless theories.16 pages, amslatex, mathptmHigh Energy Physics - Theorytext