P. SATHISHMOHAN; V. RAJENDRAN; P.K. DHANASEKARAN. Further properties of nano pre- $T_0$, nano pre- $T_1$ and nano pre- $T_2$ spaces. Malaya Journal of Matematik, India, v. 7, n. 01, p. 34–38, 2019. DOI: 10.26637/MJM0701/0007. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/669. Acesso em: 16 jul. 2024.