Daga, Welem, 		Paling, Theodorus, AND 		Lay, Yermias.
" APLIKASI GRADASI GABUNGAN DI LABORATORIUM DAN GRADASI HOT BIN ASPHALT MIXING PLANT CAMPURAN LATASTON (HRS – BASE) TERHADAP KARAKTERISTIK MARSHALL" <em>JUTEKS - Jurnal Teknik Sipil</em> [Online], Volume 2 Number 2 (9 March 2018)