Silva, M., Figueiredo, A., Melo, P., Silva, M., Magalhães, A., & Aita, K. (2026). Pietra: A Proof of Concept for a WhatsApp Conversational Agent for Informational Triage in University Students' Mental Health. In Companion Proceedings of the 26th Brazilian Symposium on Computing Applied to Health, (pp. 353-362). Porto Alegre: SBC. doi:10.5753/sbcas_estendido.2026.25282