RE-0031-IT-2022-Ferrocarril- SIR – Contabilidad Regulatoria-OT-165-2017-OT-93-2017 -RA-515 RE-0031-IT-2022-Ferrocarril- SIR – Contabilidad Regulatoria-OT-165-2017-OT-93-2017 -RA-515