NGUYEN QUOC KHANH và NGUYEN THI MINH 2026. INTEGRATION OF COZE AI MULTI-AGENT VIRTUAL ASSISTANT INTO MOODLE LMS: TECHNICAL ARCHITECTURE ANALYSIS AND TEACHING PERFORMANCE EVALUATION. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY. 12, 2 (tháng 7 2026). DOI:https://doi.org/10.51453/3093-3706/2026/1481.