Decision No 1/96 of the Association Council, Association between the European Communities and their Member States, of the one part, and the Republic of Bulgaria, of the other part of 17 December 1996 concerning the export of certain ECSC steel products from Bulgaria to the Community for the period 1 January to 31 December 1997 (extension of the double-checking system established by Decision No 3/95 of the Association Council)