Ermelinda Pedroso Rodríguez D'Almeida , the stage name of Perla ( Caacupé , 17 March 1952 ) , is a Paraguayan Brazilian singer .
Perla , the stage name of Ermelinda Pedroso Rodríguez D'Almeida ( Caacupé , 17 March 1952 ) , is a Paraguayan Brazilian singer .