1. Predicting child outcomes from preschool quality in Portugal;Abreu-Lima;European Journal of Psychology of Education,2013
2. Who goes to preschool and why does it matter? NIEER Preschool Policy Brief;Barnett,2007
3. On various intraclass correlation reliability coefficients;Bartko;Psychological Bulletin,1976
4. Designing professional development that works;Birman;Educational Leadership,2000
5. Promoting children’s social and emotional development through preschool education;Boyd;NIEER Preschool Policy Brief,2005