| 2026 | ACIIDS | ViHERMES: A Graph-Grounded Multihop Question Answering Benchmark and System for Vietnamese Healthcare Regulations. | Long S. T. Nguyen, Quan M. Bui, Tin T. Ngo, Quynh T. N. Vo, Dung N. H. Le, Tho T. Quan |
| 2026 | EACL | HiGraAgent: Dual-Agent Adaptive Reasoning over Hierarchical Knowledge Graph for Open Domain Multi-hop Question Answering. | Hung Luu, Long S. T. Nguyen, Trung Pham, Hieu Pham, Tho Quan |
| 2026 | EACL | Which Works Best for Vietnamese? A Practical Study of Information Retrieval Methods across Domains. | Long S. T. Nguyen, Tho Quan |
| 2026 | ICAART | MAFIA-NeT: Multi-Agent Framework for Interactive Agricultural Negotiation and Trading Systems. | Dung T. Phan, Chi N. L. Phan, Long S. T. Nguyen, Phuc T. Dao, Quan M. Bui, Tin T. Ngo, Thi T. Nguyen, Tho T. Quan |
| 2026 | PAKDD | A Benchmark for Structured Multihop Reasoning in Cross-Institution University Admission Advisory Question Answering. | Long S. T. Nguyen, Tin T. Ngo, Dung N. H. Le, Quynh T. N. Vo, Dung H. Nguyen, Khang N. Le, Tho T. Quan |
| 2025 | IJCNLP | When in Doubt, Ask First: A Unified Retrieval Agent-Based System for Ambiguous and Unanswerable Question Answering. | Long S. T. Nguyen, Quynh T. N. Vo, Hung C. Luu, Tho T. Quan |