2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/149211A new interpretation of the causality implementation in the Lienard-Wiechert solution raises new doubts against the validity of the Lorentz-Dirac equation and the limits of validity of the Minkowski structure of spacetime.Figures correctly addedHigh Energy Physics - TheoryGeneral Relativity and Quantum Cosmologytext