PRASETYO, waluyo. PEMBUATAN PURWARUPA SISTEM INFORMASI PERSEDIAAN OPTIK STUDI KASUS: UD AGNES, MALANG. Journal of Research and Technology, [S. l.], v. 2, n. 2, p. 47–56, 2016. DOI: 10.55732/jrt.v2i2.224. Disponível em: https://journal.unusida.ac.id/index.php/jrt/article/view/224. Acesso em: 30 jan. 2025.