SQL (Structured Query Language). Penerbit Yayasan Prima Agus Teknik, [S. l.], v. 7, n. 1, p. 1–288, 2021. Disponível em: https://penerbit.stekom.ac.id/index.php/yayasanpat/article/view/163. Acesso em: 24 apr. 2025.