Ratna, Elfi, and Ika Ratna. “Decision Making System Internet Addiction in Children Aged 7-17 Year Use Forward Chaining Method (Case Study : Terik Village – Krian, Sidoarjo): Sistem Pengambil Keputusan Kecanduan Internet Pada Anak Usia 7 – 17 Tahun Menggunakan Metode Forward Chaining (Studi Kasus : Desa Terik – Krian, Sidoarjo)”. Procedia of Engineering and Life Science, vol. 1, no. 2, July 2021, doi:10.21070/pels.v1i2.1004.