WALI, R.S. Fuzzy Pgprw-closed sets and Fuzzy Pgprw-open sets in Fuzzy Topological Spaces. Journal of Global Research in Mathematical Archives(JGRMA), [S. l.], v. 3, n. 3, p. 01–11, 2017. Disponível em: https://jgrma.com/index.php/jgrma/article/view/314. Acesso em: 29 apr. 2025.