Mardiansyah, Viddi, et al. “Privacy-Preserving Healthcare Analytics in Indonesia Using Lightweight Blockchain and Federated Learning: Current Landscape and Open Challenges”. Indonesian Journal of Electronics, Electromedical Engineering, and Medical Informatics, vol. 7, no. 2, Apr. 2025, pp. 281-97, https://doi.org/10.35882/ijeeemi.v7i2.63.