siregar zufri hasrudy, Ningsih MS. Implementasi metode NIOSH dan Analisa QEC pada alat potong ranting. Pasti [Internet]. 2019 Nov. 22 [cited 2026 Jun. 3];13(2):121-35. Available from: https://publikasi.mercubuana.ac.id/index.php/pasti/article/view/5089