1. Akcanca F, Aytekin M (2013) Impact of wetting–drying cycles on the hydraulic conductivity of liners made of lime-stabilized sand–bentonite mixtures for sanitary landfills. Environ Earth Sci 72:59–66. https://doi.org/10.1007/s12665-013-2936-4
2. ASTM D4318-17 (2017) Standard test methods for liquid limit, plastic limit, and plasticity index of soils. ASTM International, West Conshohocken
3. ASTM D6913-04 Standard test methods for particle-size distribution (gradation) of soils using sieve analysis, West Conshohocken
4. ASTM D698-12 (2012) Standard test methods for laboratory compaction characteristics of soil using standard effort (12 400 ft-lbf/ft3 (600 kN-m/m3)), ASTM International, West Conshohocken. www.astm.org
5. ASTM D7928-16e1 Standard test method for particle-size distribution (gradation) of fine-grained soils using the sedimentation (hydrometer) analysis