Play and optimal welfare: Does play indicate the presence of positive affective states?
Behavioural processes, 2018-11, Vol.156, p.3 [Peer Reviewed Journal]Copyright © 2017 Elsevier B.V. All rights reserved. ;EISSN: 1872-8308 ;DOI: 10.1016/j.beproc.2017.11.011 ;PMID: 29155308
Digital Resources/Online E-Resources