F. D. Harianto and H. C. Wahyuni, “Risk Identification Of Roll Forming Machine Area With The (HIRARC) Approach at PT. Bumi Lestrai Karya Perkasa : Identifikasi Risiko Area Roll Forming Dengan Pendekatan (HIRARC) Di PT. Bumi Lestari Karya Perkasa”, acopen, vol. 8, no. 2, p. 10.21070/acopen.8.2023.7744, Dec. 2023.