Ikhsan, H.Z. et al. 2019. SISTEM PAKAR MENDETEKSI GANGGUAN OBSESSIVE COMPULSIVE DISORDER MENGGUNAKAN METODE BACKWARD CHAINING. Jurnal Transformatika. 17, 1 (Jul. 2019), 10–17. DOI:https://doi.org/10.26623/transformatika.v17i1.1276.