Jegeg Anastasya Dwipayanti, Ni Kadek, and I Gusti Ngurah Lanang Wijayakusuma. “Four-Class Brain Tumor Classification Using ConvNeXt With Grad-CAM-Based Explainable ”. Journal of Applied Informatics and Computing, vol. 10, no. 4, Aug. 2026, pp. 4028-36, doi:10.30871/jaic.v10i4.13607.