LESTARI, Sri; APRILLIA, Eka Putri; AULA, Raisah Fajri. Implementation of a Chatbot Using the Waterfall Method to Improve Helpdesk Service Efficiency at IT Consulting Companies. International Journal Software Engineering and Computer Science (IJSECS), [S. l.], v. 5, n. 3, p. 1010–1018, 2025. DOI: 10.35870/ijsecs.v5i3.5207. Disponível em: https://journal.lembagakita.org/ijsecs/article/view/5207. Acesso em: 10 jan. 2026.