1. ASTM (2011). “Standard test method for consolidated drained triaxial compression test for soils.” Designation: D7181-11, ASTM International.
2. ASTM (2014). “Test methods for laboratory compaction characteristics of soil using standard effort (12400 ft-lbf/ft3 (600kN-m/m3)).” Designation: D698-14, ASTM International.
3. ASTM (2014). “Standard test methods for minimum index density and unit weight of soils and calculation of relative density.” Designation: D4254-14, ASTM International.
4. Anderson, D. and Stokoe, K. (1978). “Shear modulus: a time-dependent soil property.” Dynamic Geotechnical Testing, ASTM, STP 654, pp. 66–90, DOI: 10.1520/STP35672S.
5. AnhDan, Tatsuoka, F. and L.Q., Koseki (2006). “Viscous effect on the stress-strain behavior of gravelly soil in drained triaxial compression.” Geotech. Test. J., Vol. 29, No. 4, pp. 1–11, DOI: 10.1520/GTJ12720.