Documentation: ECE/TRANS/55; (http://border.unece.org - Legal Instruments); TRANS/WP.30/196; TRANS/WP.30/AC.3/10; TRANS/WP.30/AC.3/8; TRANS/WP.30/2003/20; TRANS/WP.30/2002/19; TRANS/WP.30/2001/16; TRANS/WP.30/2000/16; TRANS/WP.30/2000/11, Informal documents No. 19 and 21 (2002); C.N. 0.2003.TREATIES-
Documents: ECE/TRANS/55 (http://border.unece.org − Legal Instruments), TRANS/WP.30/196, TRANS/WP.30/AC.3/10, TRANS/WP.30/AC.3/8, TRANS/WP.30/2003/20, TRANS/WP.30/2002/19, TRANS/WP.30/2001/16, TRANS/WP.30/2000/16, TRANS/WP.30/2000/11, documents sans cote nos 19 et 21 (2002) et C.N.950.2003.TREATIES-2.