Khatri BKT, Bhaduri I, Garg R, Srivastava AK, Kumar D, Parashar RK, et al. Construction and Pilot Test of an Instrument to Measure the Gaps in Teaching-Learning of Science at Middle Stage in Select Tribal Dominated Rural Schools of Chhattisgarh, India . SS [Internet]. 2017 Dec. 31 [cited 2025 Apr. 28];55(4):p.5-21. Available from: http://14.139.250.109:8090/index.php/SS/article/view/2603