F. Susilawati Mohamad and K. Alhadi Meftah, “Image Compression using Discrete Cosine Transform (DCT) and Features Level Fusion in the Recognition for Multimodal Authentication Biometrics System”, IJET, vol. 7, no. 3.28, pp. 173–176, Aug. 2018, doi: 10.14419/ijet.v7i3.28.23414.