5 May 2015 Development of an exhaust emission and CO 2 measurement test procedure for heavy-duty hybrids: Final report (Chalmers, TU Graz, TU Wien, IFA, and ACEA) HDH Informal Group General Files-25 2015-05-05
23 Oct 2012 Proposal to amend the Consolidated Resolution on the Construction of Vehicles (R.E.3) and its Annex 4, on market fuel quality HDH Informal Group General Files-02 2012-10-23