"Binary bioadsorption of silver and copper ions in residue from the extraction of alginate from Sargassum filipendula algae" (Master's). Candidate: Welenilton José do Nascimento Júnior. Advisor: professor Melissa Gurgel Adeodato Vieira. February 12, 2019, at 14 pm, in the thesis defense room of block D of FEQ..