FIKRI, M. H.; PERMANA, I.; MUNDZIR, M. R.; MEGAWATI, M. Prediksi Jumlah Pendaftar Jemaah Umrah Menggunakan Backpropagation dan Regresi Linear pada PT. Hajar Aswad Mubaroq: Prediction of the Registrant Umrah Congregation using Backpropagation and Linear Regression at PT. Hajar Aswad Mubaroq. MALCOM: Indonesian Journal of Machine Learning and Computer Science, v. 4, n. 4, p. 1209-1217, 31 Jul. 2024.