ENGELIN MANOPO, Maya; KHADDAFI, Muammar; INDRAYANI, Indrayani. OPTIMIZATION OF MANPOWER IN SEAMLESS PIPE THREADING MANUFACTURE BATAM. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET), [S. l.], v. 1, n. 2, p. 57–64, 2022. DOI: 10.54443/ijset.v1i2.7. Disponível em: https://ijset.org/index.php/ijset/article/view/7. Acesso em: 2 apr. 2026.