Ramadhan, Sageri Fikri, Z K Abdurahman Baizal, and Rita Rismala. 2020. “Lodging Recommendations Using the SparkML Engine ALS and Surprise SVD”. JURNAL MEDIA INFORMATIKA BUDIDARMA 4 (4):889-97. https://doi.org/10.30865/mib.v%vi%i.2257.