Campos, Josué, Isdael R. Oliveira, Alexandre Fontinele, Glauber D. Gonçalves, Alex B. Vieira, and José Augusto M. Nacif. " Impact of Proposer-Builder Separation Paradigm on Sandwich Attacks in Ethereum Blockchain." Proceedings of the 43rd Brazilian Symposium on Computer Networks and Distributed Systems, Natal/RN, 2025. SBC, 2025, pp.756-769.