Dutra, Norivan Lustosa Lisboa. “GRADE PROMOTION AND LEARNING IN CRISTALÂNDIA DO PIAUÍ: CONTRADICTIONS IN STUDENT FLOW AND EXTERNAL ASSESSMENTS”. EDUCERE - UNIPAR Education Journal, vol. 27, no. 1, Nov. 2026, pp. 129-55, doi:10.25110/educere.v27i1.2027-12975.