Aifian Adi Sufian Chan, et al. “A Lightweight CNN Model Using Depthwise Separable Convolutions for Brain Tumour Classification”. International Journal of Integrated Engineering, vol. 17, no. 5, Aug. 2025, pp. 389-01, https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/21101.