A developmental examination of the psychometric properties and predictive utility of a revised psychological self-concept measure for preschool-age children
Psychological Assessment (2016) - Comment
pubmed: 26098231  doi: 10.1037/a0039403  issn: 1939-134x  issn: 1040-3590 

Rongfang Jia, Sarah N. Lang, Sarah J. Schoppe-Sullivan