Working Party on Pollution and Energy
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13-16 Jan 2015  · Geneva
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15 Jan 2015 GRPE-70-18 Proposal for amendments to the draft Amendment 3 to GTR No. 4 (OICA) 14 Jan 2015 GRPE-70-15 Comparison of Heavy Duty Hybrid Test Procedures Drafted in GTR No. 4 (USA and US EPA)