Pareek, Abhishek, et al. “APEX: Adaptive Personal EXperience Agents A Cost-Efficient, Privacy-Preserving Architecture for Scalable AI Assistants”. The Eastasouth Journal of Information System and Computer Science, vol. 3, no. 03, Apr. 2026, pp. 381-90, doi:10.58812/esiscs.v3i03.935.