М + Задачи
Problems М +
Author(s): Author Not SpecifiedSubject(s): Social Sciences, Education, School education
Published by: Математика плюс Х ЕООД
Journal: Математика плюс
- Issue Year: 29/2021
- Issue No: 4
- Page Range: 30-31
- Page Count: 2
- Language: Bulgarian
- Content File-PDF
