@article{Vasil'eva2024formation,
author={Vasil'eva, O.F.},
title={Formation of Elementary Mathematical Concepts in Children with Disabilities (with Visual Impairment)},
journal={Scientific Research and Development. Socio-Humanitarian Research and Technology},
publisher={INFRA-M Academic Publishing LLC.},
year={2024},
pages={15-23},
volume={13},
issue={3},
}