ANALISIS EFISIENSI BIAYA PRODUKSI KATERING PADA USAHA RUMAH MAKAN TERAS. JURNAL ULET (Utility, Earning and Tax), [S. l.], v. 8, n. 1, p. 16–39, 2024. Disponível em: http://ejournal.stiejb.ac.id/index.php/jurnal-ulet/article/view/476. Acesso em: 3 dec. 2025.