Lokesh Kumar Bansal, Pankaj Kumar Mishra,Shweta Sachdeva. “Creation of an OBE Model PO Attainment Tool”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 10, Apr. 2021, pp. 4427-31, https://turcomat.org/index.php/turkbilmat/article/view/5179.