Iqbal Ali Ar-Ridho, Nahar Mardiyantoro, and Saifu Rohman, “A RAG and Reciprocal Rank Fusion-Based Chatbot for New Student Admission (SPMB) Information Services at SMK Muhammadiyah 1 Wonosobo”, JU-TI, vol. 5, no. 01, pp. 146–157, Jul. 2026.