Tikhomirova, Tatyana, Sergey Malykh, and Yuliya Kovas. 2013. “Individual Differences in Learning Capabilities: Opportunities and Prospects of Behavioral Genetic Research”. Voprosy Obrazovaniya / Educational Studies Moscow, no. 4 (November), 186-99. https://doi.org/10.17323/1814-9545-2012-4-186-199.