Informal documents for the 108th session (28-30 October 2013)
| No. 1 - (Secretariat) Diesel Engines Exhausts:myths and realities | ||
| English | ||
| No. 2 - | ||
| No. 3 - ( Switzerland) Proposal for a global multilateral agreement on the international regular transport of passengers by coach and bus (OmniBUS) | ||
| English | ||
| No. 4 - (Poland) Interpretation of some control authorities of regulations concerning international transport and bilateral permits | ||
| English | ||