Zailan Arabee Abdul Salam, Rabiah Abdul Kadir, and Azreen Azman. “ONTOLOGY MERGING USING PROTÉGÉ – A CASE STUDY”. JOURNAL INFORMATION AND TECHNOLOGY MANAGEMENT (JISTM), vol. 6, no. 22, Sept. 2021, pp. 148-57, https://gaexcellence.com/jistm/article/view/1132.