Goni, Hiskia, Jan Soukotta, and Rudy Poeng. 2013. “PERENCANAAN ALAT ANGKAT KENDARAAN NIAGA KAPASITAS 2 TON”. JURNAL POROS TEKNIK MESIN UNSRAT 2 (2). https://ejournal.unsrat.ac.id/v3/index.php/poros/article/view/2987.