P. SATHISHMOHAN; V. RAJENDRAN; P. JEEVITHA. On nano $\pi g^*$ s-closed sets in nano topological spaces. Malaya Journal of Matematik, India, v. 6, n. 03, p. 536–541, 2018. DOI: 10.26637/MJM0603/0012. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/871. Acesso em: 22 nov. 2024.