KardanovaE.; IvanovaA.; SergomanovP.; KanonireT.; AntipkinaI.; KaykyD. Patterns of First-Graders’ Development at the Start of Schooling: Cluster Approach Based on the Results of iPIPS Project. Voprosy obrazovaniya / Educational Studies Moscow, n. 1, p. 8-37, 21 Mar. 2018.