Anh, Huỳnh Tuấn. “KNOWLEDGE MODELING FOR A RELATIONAL DATABASE IN ONTOLOGY WEB LANGUAGE (OWL)”. Dalat University Journal of Science 7, no. 2 (June 28, 2017): 175–191. Accessed December 2, 2023. https://tckh.dlu.edu.vn/index.php/tckhdhdl/article/view/237.