1. An acoustic method for soil moisture measurement;Adamo;IEEE Trans Instrum Meas,2004
2. The effect of inertial coupling on seismic reflection amplitudes;Arora;Geophys Prospect,2008
3. ASTM. C136. Standard test method for sieve analysis of fine and coarse aggregates; 1984.
4. ASTM. D4254. Standard test methods for minimum index density and unit weight of soils and calculation of relative density; 2016.
5. ASTM. D6951. Standard test method for use of the dynamic cone penetrometer in shallow pavement applications; 2015.