चौथी शताब्दी से सातवीं शताब्दी के बीच विज्ञान एवं तकनीक : एक अध्ययन: Scientific and Technological Developments in India between the Fourth and Seventh Centuries: A Study. (2019). Journal of Advances and Scholarly Researches in Allied Education, 16(2), 323-324. https://ignited.in/index.php/jasrae/article/view/10123