%0 Journal Article %K Self-concept %K AF5 %K Internal structure %K Confirmatory Factor Analysis %K Reliability %K Schoolchildren %B Ansiedad y Estrés %D 2021 %N 2-3 %P 67-73 %R 10.5093/anyes2021a9 %T Psychometric analysis of a reduced version of the AF5 Self-concept Scale %V 27 %8 10/2021 %9 Journal article %@ 2174-0437