https://vital.lib.tsu.ru/vital/access/manager/Index ${session.getAttribute("locale")} 5 A latent profile analysis of math achievement, numerosity, and math anxiety in twins https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000579708 Wed 23 Aug 2017 09:11:54 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 ]]>