A Survey on Federated Learning in RIS, STAR-RIS, and BD-RIS-Assisted Wireless Networks. - Isabel Francine Mendes; Diana Laura F. Duarte; Luiz Gustavo Barros Guedes; Lucas S. Souza; Rafael Sanchotene Silva; Victoria Dala Pegorara Souto; Richard D. Souza (IEEE Open J. Commun. Soc., 2026)