1. AASHTO Guide for Design of Pavement Structures,1993
2. Guide for the Mechanistic-Empirical Design of New and Rehabilitated Pavement Structures,2004
3. Serviceability design of granular pavement materials;Arnold,2002
4. The Aggregate Handbook;Barksdale,1991
5. Influence of aggregate shape on base behavior;Barksdale;Transportation Research Record,1989