TARIGAN, A. WEB-BASED SALES INFORMATION SYSTEM AT TOKO MANDIRI ELECTRONIC USING SOFTWARE DEVELOPMENT LIFE CYCLE (SDLC) METHOD. Instal : Jurnal Komputer, [S. l.], v. 14, n. 02, p. 70–76, 2022. DOI: 10.54209/jurnalkomputer.v14i02.46. Disponível em: https://journalinstal.cattleyadf.org/index.php/Instal/article/view/46. Acesso em: 16 apr. 2026.