ECE/TRANS/WP.29/ GRSP/46, paras. 26 - 28, ECE/TRANS/WP.29/GRSP/2010/12, ECE/TRANS/WP.29/GRSP/2010/20, (ECE/TRANS/WP.29/GRSP/2007/17)
Documentation: ECE/TRANS/WP.29/ GRSP/46, par. 26 à 28; ECE/TRANS/WP.29/GRSP/2010/12, ECE/TRANS/WP.29/GRSP/2010/20; ECE/TRANS/WP.29/GRSP/2007/17.