Hashim, Raja Muhammad, Muhammad Gulistan, Inayatur Rehman, Nasruddin Hassan, and Abdul Muhaimin Nasruddin. “ Neutrosophic Bipolar Fuzzy Set and Its Application in Medicines Preparations”. Neutrosophic Sets and Systems 31, no. 2020-07-31 (July 31, 2020): 86-100. Accessed December 8, 2023. https://fs.unm.edu/NSS2/index.php/111/article/view/434.