1. NF EN 1097-8, Tests for mechanical and physical properties of aggregates–determination of the polished stone value (2000).
2. The performance and skid resistance of road surfaces (in French);Bellanger;Bulletin de Liaison des Laboratoires des Ponts et Chaussées,1993
3. Aggregate-skid resistance trial sections: one-year results (in French);Bellanger;Revue Générale des Routes et Aérodromes,1994
4. Aggregate-skid resistance trial sections: three-year results (in French);Bellanger;Revue Générale des Routes et Aérodromes,1996
5. Aggregate-skid resistance trial sections (in French);Dupont;Revue Générale des Routes et Aérodromes,2000