1. Association Française de Normalisation (AFNOR), NF EN 12697-2. (2003).Bituminous mixtures – test method for hot asphalt – part 2: Particle size distribution. France: Author.
2. Association Française de Normalisation (AFNOR), NF EN 12697-26. (2004).Bituminous mixtures – test method for hot asphalt – part 26: Stiffness. France: Author.
3. Association Française de Normalisation (AFNOR), NF EN 13108-1. (2007a).Bituminous mixtures – material specifications – part 1: Asphalt concrete. France: Author.
4. Association Française de Normalisation (AFNOR), NF EN 1426. (2007b).Bitumen and bituminous binders – determination of needle penetration. France: Author.
5. Association Française de Normalisation (AFNOR), NF EN 1427. (2007c).Bitumen and bituminous binders – determination of the softening point. Ring and ball method. France: Author.