Ravishanker, M. P. “Identifying the Ranges of Knowledge-An Effective Strategy for Framing Learning Outcomes”. Educational Trend (A Journal of RIE, Ajmer - NCERT), vol. 2, no. 1, Mar. 2025, pp. 144-8, http://14.139.250.109:8090/index.php/ET/article/view/3647.