Udit Joshi. “The Evolution from Interactive Voice Response (IVR) Systems to Intelligent Conversational AI Voicebots”. International Journal of Computer (IJC) 56, no. 1 (December 13, 2025): 214–222. Accessed December 14, 2025. https://ijcjournal.org/InternationalJournalOfComputer/article/view/2461.