Aditya Nur Karsa, Aldo Hermaya, Marsani Asfi, and Suwandi Suwamdi. “Implementation Of Web-Based Guest Book Information System Using Agile Method At Pt. Syntax Corporation Indonesia”. Eduvest - Journal of Universal Studies 4, no. 5 (May 20, 2024): 4450–4474. Accessed May 17, 2025. http://www.eduvest.greenvest.co.id.submitjurnal.id/index.php/edv/article/view/1112.