Z. Zakaria, S. Kasim, N. Husna Mohamad Hasbullah, A. Alyani Azadin, A. Saleh Ahmar, and R. Hidayat, “The Development of Personality Ontology Based on the Methontology Approach”, IJET, vol. 7, no. 2.5, pp. 73–76, Mar. 2018, doi: 10.14419/ijet.v7i2.5.13955.