Yunanda, A. (2016) “USULAN PERBAIKAN PELAYANAN BENGKEL NISSAN HALIM DENGAN METODE SERVQUAL, IPA, DAN QFD”, Operations Excellence: Journal of Applied Industrial Engineering. Jakarta, Indonesia, 6(3). Available at: https://publikasi.mercubuana.ac.id/index.php/oe/article/view/515 (Accessed: 4 June 2026).