Arivazhagi, C. and Rajesh, N. (2016) “ON UPPER AND LOWER WEAKLY \(\mathcal{I}\)-CONTINUOUS MULTIFUNCTIONS”, Italian Journal of Pure and Applied Mathematics, 36, pp. 899–912. Available at: https://journals.uniurb.it/index.php/ijpam/article/view/6472 (Accessed: 16 August 2026).