1.
Salama AA, Smarandache F, Alblowi SA. The Characteristic Function of a Neutrosophic Set. Neutrosophic Sets Syst. [Internet]. 2014 May 5 [cited 2024 Nov. 25];3:14-7. Available from: https://fs.unm.edu/nss8/index.php/111/article/view/549