Tran Anh, T. “IMPROVING SEMANTICS OF QUERY BASED ON ONTOLOGY AND LOCAL ANALYSIS IN VIETNAMESE INFORMATION RETRIEVAL”. Suranaree Journal of Science and Technology, vol. 23, no. 2, Aug. 2026, pp. 147-55, https://ph04.tci-thaijo.org/index.php/SUJST/article/view/14191.