Ronaldo Santo Yusup Sijabat. KAJIAN TEKNIS ALAT PEREMUK (CRUSHER) BATU SPLIT PT. RAPI ARJASA BASECAMP MEGAWATI KOTA BINJAI PROVINSI SUMATERA UTARA. jsti [Internet]. 2021 Sep. 29 [cited 2025 Jul. 24];15(2):197-202. Available from: https://ejurnal.istp.ac.id/index.php/jsti/article/view/93