Cunha, M. V. da, M. R. Silveira, B. S. Santana, L. A. Freitas, and U. B. Corrêa. “Evaluating Incremental Context Strategy in RAG-Based Chatbots for Hospital Document Retrieval: A Trade-off Between Quality and Cost”. Journal on Interactive Systems, vol. 17, no. 1, Sept. 2026, pp. 1057-70, doi:10.5753/jis.2026.8133.