Ум + Конкурс
М+Competition UM+
Author(s): Author Not SpecifiedSubject(s): Social Sciences, Education, School education
Published by: Математика плюс Х ЕООД
Journal: Математика плюс
- Issue Year: 30/2022
- Issue No: 3
- Page Range: 12-13
- Page Count: 2
- Language: Bulgarian
- Content File-PDF