1. Anastasiadis A, Senetakis K, Pitilakis K (2012) Small-strain shear modulus and damping ratio of sand-rubber and gravel-rubber mixtures. Geotech Geol Eng 30:363–382
2. ASTM D4015-15 (2015) Standard test methods for modulus and damping of soils by fixed-base resonant column devices. ASTM International, West Conshohocken, PA
3. BIS 2720 (1985) Grain size analysis. Bureau of Indian Standards, Part 4, New Delhi, India
4. BIS 2720-3-1 (1980) Determination of specific gravity. Bureau of Indian Standards, New Delhi, India
5. BIS 2720-14 (1983) Determination of density index (relative density) of cohesionless soils. Bureau of Indian Standards, New Delhi, India