Metode uji gumpalan lempung dan butiran mudah pecah dalam agregat: ASTM C 142-04, IDT
Indonesia. Badan Standardisasi NasionalUnknown
Badan Standardisasi Nasional (Jakarta, [2015]) (ind) IndonesianUnknownStandar Nasional IndonesiaUnknownTESTING-STANDARDS; UnknownUnknown