ОрелЕ. А., and ПономареваА. А. “The Patterns of the First-Graders’ Noncognitive Development at the Very Beginning of Their School Life”. Psychology. Journal of the Higher School of Economics, Vol. 15, no. 1, Nov. 2018, pp. 107-2, doi:10.17323/1813-8918-2018-1-107-127.