(2021) Krupnyk, G. А.; Blynova, O. Ye.; Крупник, Г. А.; Блинова, О. Є.
The article describes the construction of an empirical study of the factors that influence of the development of the interpersonal relationships of the sibling in the nuclear family. The results of the questionnaire "Parent-Child Interaction" testify that more demanding, with a high level of responsibility and level of expectations, as well as controlling is the mother's behavior towards her second child.
