K., Shanthalakshmi K., and Krishna Prasad S.U. “STUDY OF ANCIENT INDIAN SCIENTIFIC KNOWLEDGE AND CONTEMPORARY NANOTECHNOLOGY — A REVIEW”. SCHOOL SCIENCE, vol. 57, no. 3,4, July 2026, pp. p.104-110, https://ejournals.ncert.gov.in/index.php/SS/article/view/5247.