Lestari, S.; Aprillia, E. P.; Aula, R. F. Implementation of a Chatbot Using the Waterfall Method to Improve Helpdesk Service Efficiency at IT Consulting Companies. Int. J. Softw. Eng. Comput. Sci. 2025, 5 (3), 1010-1018. https://doi.org/10.35870/ijsecs.v5i3.5207.