Muratovich, M. E. ., Kurbon, O. ., & Mamararhimovna, A. . D. . . . (2022). The Formation of Mathematical Representations in Preschoolers in the Process of Familiarizing them with the Concepts of Quantities and Numbers. Middle European Scientific Bulletin, 22, 63-67. https://doi.org/10.47494/mesb.v22i.1187