Dulzura refinada   Creator:   Trío Los Poncianos ( performer ) Sánchez, Cándido ( composer ) Publisher.Display:   Celly Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   bolero Source Institution:   Florida International University Dulzura refinada	Díganme si no es así   Creator:   Marrero, Johnny ( composer ) Trío Los Poncianos ( performer ) Publisher.Display:   Celly Format:   1 sound disc : 78 rpm ; 10 in. Subjects.Display:   merengue Source Institution:   Florida International University Díganme si no es así