acousticimpedance_bulkunitweight_chen()
k0_frictionangle_mesri()
shearwavevelocity_compressionindex_cha()
compressionindex_watercontent_koppula()
cv_liquidlimit_usnavy()
frictionangle_plasticityindex()
gmax_plasticityocr_andersen()
k0_plasticity_kenney()
gmax_sand_hardinblack()
hssmall_parameters_sand()
permeability_d10_hazen()
stress_dilatancy_bolton()