Rachma, Shindy, M. Nishom, and Sharfina Handayai. 2023. “Gastric Disease Diagnostic Expert System Application Using the Fuzzy Mamdani Method”. Journal of Informatics Information System Software Engineering and Applications (INISTA) 5 (2), 104-14. https://doi.org/10.20895/inista.v5i2.1057.