https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 Longitudinal investigations into cognitive and non-cognitive educationally relevant traits and their aetiology https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000530005 Mon 24 Apr 2017 10:22:07 KRAT ]]> Why children differ in motivation to learn: Insights from over 13,000 twins from 6 countries https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000528397 Mon 10 Dec 2018 16:08:23 KRAT ]]>