Investigating formation water variability in the Búzios oilfield (Santos Basin) using cluster analysis and hydrogeochemical modeling. - Gorla, Felipe Ferreira Luiz; Nogueira, Jordão Douglas de Lima; Santos, Saulo Bortolini dos; Fontes, Rosane Alves; Sacorague, Luis Alexandre; Henrique, André; Faria, Rafaella Magliano Balbi de; Cristante, Valtair M; Carneiro, Cleyton de Carvalho; Gouvêa, Rodrigo César Teixeira de; Penteado, Henrique Luiz de Barros (Geoenergy Science and Engineering, 2025)