12, 14, 15, 19, 20 and annex 2), the modifications were agreed at the fiftieth session (TRANS/WP.29/GRE/50, para.
12, 14, 15, 19, 20 et l'annexe 2), les modifications ont été adoptées à la cinquantième session (TRANS/WP.29/GRE/50, par.