K. Karma, M. Dorji, K. Tshering, N. W. Wangchuk, K. P. Dungyel, and P. Wangdi, “Effectiveness of Multiple Representation (MR) in Removing Misconceptions Related to Acid-base Titration”, J. Humanities Educ. Dev., vol. 5, no. 6, pp. 83–89, Dec. 2023, doi: 10.22161/jhed.5.6.11.