S. Umamaheswari and M. Saraswathi (2020) “\(\mathscr{A} \mathscr{C}\) and \(\mathscr{A}_{\mathscr{C}}^2\)-Paracompact spaces”, Malaya Journal of Matematik. India, 8(03), pp. 982–987. doi: 10.26637/MJM0803/0044.