Sediment source apportionment using geochemical composite signatures in a large and polluted river system with a semiarid-coastal interface, Brazil

Rennan Cabral Nascimento, Angelo Jamil Maia, Ygor Jacques Agra Bezerra da Silva, Ygor Jacques Agra Bezerra da Silva, Fábio Farias Amorim, Clístenes Williams Araújo do Nascimento, Tales Tiecher, Olivier Evrard, Adrian L. Collins, Caroline Miranda Biondi, Yuri Jacques Agra Bezerra da Silva, Yuri Jacques Agra Bezerra da Silva