Herawan Hayadi B, Ema Wulansari R, Mouludi I, Candra O, . S, Saputra R. Design of expert system to determine a major in higher Education using forward chaining method. IJET [Internet]. 2018 Jul. 7 [cited 2024 May 2];7(3.5):127-30. Available from: https://www.sciencepubco.com/index.php/ijet/article/view/21668