APA
Sarma Ratna Dev, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics & University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. (1993). Fuzzy topological structures. : .
Chicago
Sarma Ratna Dev, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. 1993. Fuzzy topological structures. : .
Harvard
Sarma Ratna Dev, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. (1993). Fuzzy topological structures. : .
MLA
Sarma Ratna Dev, University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics and University of Delhi. Faculty of Mathematical Sciences. Department of Mathematics. Fuzzy topological structures. : . 1993.
