1. ASTM D 422-63, 2003. Standard Test Method for Particle-Size Analysis of Soils. In: Annual Book of ASTM Standards, American Society For Testing and Materials, West Conshohocken, PA, vol. 04.08, pp. 10–17
2. ASTM D 427-98, 2003. Standard Test Method for Shrinkage Factors of Soils by the Mercury Method. In: Annual Book of ASTM Standards, American Society For Testing and Materials, West Conshohocken, PA, vol. 04.08, pp. 22–25
3. ASTM D 1587-00, 2003. Standard Practice for Thin-Walled Tube Sampling of Soils for Geotechnical Purposes. In: Annual Book of ASTM Standards, American Society For Testing and Materials, West Conshohocken, PA, vol. 04.08, pp. 151–154
4. ASTM D 2435-96, 2003. Standard Test Method for One-Dimensional Consolidation Properties of Soils. In: Annual Book of ASTM Standards, American Society For Testing and Materials, West Conshohocken, PA, vol. 04.08, pp. 238–247
5. ASTM D 2487-00, 2003. Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System). In: Annual Book of ASTM Standards, American Society For Testing and Materials, West Conshohocken, PA, vol. 04.08, pp. 248–259