11 Jun 2015 Strength Requirements for Fifth Wheel Couplings in Road Trains and General Articulated Vehicles (Australia) R55-10-03 2015-06-11 Australia
11 Jun 2015 Instrumentation for Measurement of Coupling forces in Road Trains (Australia) R55-10-04 2015-06-11 Australia
3 Nov 2015 Australia: Strength Requirements for Tow Couplings in Road Trains (Australia) R55-10-05 2015-11-03 Australia Road Research Board (ARRB) Internal Report related to ISO/TC22/SC15/WG4 N 535 Annex 5. Australia