div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: PowerPoint Presentation K Kadirvelu DRDO-BU India Dr J Krishnamurthy ISRO India Dr Diganta Bhusan Das Loughborough University Prof Stefano Curcio University of Calabria src=https:reader035vdocumentssitereader035viewer20220623175ab5922b7f8b9a156d8d02e3html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv