Standar pengambilan sampel tanah berbutir halus dengan tabung berdinding tipis untuk keperluan geoteknik: Standard practice for thin-walled tube sampling of soils for geotechnical purposes (ASTM D1587-15, MOD)
Indonesia. Badan Standardisasi NasionalUnknown
Badan Standardisasi Nasional (Jakarta, 2017) (ind) IndonesianUnknownStandar Nasional IndonesiaUnknownSOILS-TESTING-STANDARDS; Box:1.90; Unknown