Open problems and challenges in federated learning for IoT: A comprehensive review and strategic guide. - Bidita Sarkar Diba; Jayonto Dutta Plabon; Tasnim Jahin Mowla; Nazneen Nahar; Durjoy Mistry; Sourav Sarker; M. F. Mridha 001; Jungpil Shin 001 (Comput. Electr. Eng., 2025)