23 October R51/R138: Agenda for the 1st (October 2024) session R51/R138-01-01	R51/R138-01-01	2024-10-23
23 October ASEP and UN R138 (Quiet Road Transport Vehicles) development (HMG) R51/R138-01-02	R51/R138-01-02	2024-10-23
8 November Quieter Cars and the Safety of Blind Pedestrians: Phase 2 Development of Potential Specifications for Vehicle Countermeasure Sounds (NHTSA) R51/R138-01-09	R51/R138-01-09	2024-11-08
8 November Background on formation of UN R51/UN R138 subgroup (EC) R51/R138-01-04	R51/R138-01-04	2024-11-08
8 November Quieter Vehicle Performance Test Development Research Report (NHTSA) R51/R138-01-07	R51/R138-01-07	2024-11-08
8 November Quieter Cars and the Safety Of Blind Pedestrians: Phase I (NHTSA) R51/R138-01-08	R51/R138-01-08	2024-11-08