Metode pengujian berat isi dan rongga udara dalam agregat
Indonesia. Badan Standardisasi NasionalUnknown
Badan Standardisasi Nasional (Jakarta, [1998]) (ind) IndonesianUnknownStandard Nasional Indonesia (SNI)UnknownAGGREGATES (BUILDING MATERIALS)-TESTING-STANDARDS; Box 5/195; Unknown