[1]
गंगवार स., “विज्ञान उपलब्धि परीक्षण निर्माण तथा मानकीकरण”, BAS, vol. 39, no. 04, pp. p. 48–57, Mar. 2025, Accessed: Feb. 17, 2026. [Online]. Available: https://ejournals.ncert.gov.in/index.php/bas/article/view/3957