Kovas, Yulia; Garon-Carrier, G.; Boivin, M.; Petrill, Stephen A.; Plomin, Robert; Malykh, S.; Spinath, F.; Murayama, K.; Ando, J.; Bogdanova, O.Y.; Brendgen, M.; Dionne, G.; Forget-Dubois, N.; Galajinsky, E.V.; Gottschling, J.; Guay, F.; Lemelin, J.P.; Logan, J.A.R; Yamagata, S.; Shikishima, C.; Spinath, B.; Thompson, L.A.; Tikhomirova, T.N.; Tremblay, R.; Vitaro, F. and Tosto, M.G.. 2015. Why children differ in motivation to learn: Insights from over 13,000 twins from 6 countries. Personality and Individual Differences, 80, pp. 51-63. ISSN 0191-8869 [Article]

Rodic, Maja; Tikhomirova, T.N.; Kolienko, T.; Malykh, S.; Bogdanova, O.Y.; Zueva, D.; Gynku, E.I.; Wan, S.; Zhou, X. and Kovas, Yulia. 2015. Spatial complexity of character-based writing systems and arithmetic in primary school: a longitudinal study. Frontiers in Psychology, 6, 333. ISSN 1664-1078 [Article]

Tosto, M.G.; Petrill, S.A.; Halberda, J.; Trzaskowski, M.; Tikhomirova, T.N.; Bogdanova, O.Y.; Ly, R.; Wilmer, J.B.; Naiman, D.Q.; Germine, L.; Plomin, R. and Kovas, Yulia. 2014. Why do we differ in number sense? Evidence from a genetically sensitive investigation. Intelligence, 43, pp. 35-46. ISSN 0160-2896 [Article]

Tikhomirova, T.N.; Malykh, S.B.; Tosto, M.G. and Kovas, Yulia. 2014. Сognitive characteristics and mathеmatical achievement in high school students: cross-cultural analyses. Psychological Journal, ISSN 0205-9592 [Article]

Tikhomirova, T.N.; Malykh, S.B.; Bogomaz, S.A.; Sudneva, O.V. and Kovas, Yulia. 2013. Spatial ability and spatial memory in high school students with different levels of mathematical fluency. Teoreticheskaya i Eksperimentalnaya Psihologiya (Theortetical & Experimental Psychology), ISSN 2073-0861 [Article]

Tosto, M.; Tikhomirova, T.N.; Galajinsky, E.V.; Akimova, K. and Kovas, Yulia. 2013. Development and validation of a mathematics-number sense web-based test battery. Procedia - Social and Behavioral Sciences, 86, pp. 423-428. ISSN 1877-0428 [Article]

Kovas, Yulia; Galajinsky, E.V.; Boivin, M.; Harold, G.; Jones, A.P.; Lemelin, J-P.; Luo, Y.; Petrill, S.A.; Plomin, R.; Tikhomirova, T.N.; Zhou, X. and Malykh, S.P.. 2013. The Russian School Twin Registry (RSTR): Project PROGRESS. Twin Research and Human Genetics, 16(1), pp. 126-133. ISSN 1832-4274 [Article]

Tosto, M.G.; Kovas, Yulia; Malykh, S. and Tikhomirova, T.N.. 2012. Cross-cultural behavioural genetic perspective on mathematical learning. International Journal of Psychology, 47(S1), p. 143. ISSN 0020-7594 [Article]

Malykh, S.B.; Tikhomirova, T.N. and Kovas, Yulia. 2012. Individual Differences in Learning Abilities: the Contribution of Behavioural Genetics. Voprosi Obrazovaniya (Questions in Education), [Article]

Kovas, Yulia; Tikhomirova, T.N. and Malykh, S.. 2011. The issue of stability and change of general cognitive abilities in behavioural genetics. Voprosi Psihologii (Questions in Psychology), [Article]

Rodic, M.; Tikhomirova, T.N.; Kolienko, T.; Malykh, S.; Bogdanova, O.Y.; Zueva, D.Y,; Gynku, E.I.; Wan, S.; Zhou, X. and Kovas, Yulia. 2015. Spatial complexity of character based writing systems and arithmetic in primary school: a longitudinal study. In: Ann Dowker and Hans-Christoph Nuerk, eds. "Linguistic Influences on Mathematics" (eBook). Frontiers in Psychology. ISBN 978-2-88945-200-2 [Book Section]