Roan Thi Ngan, Florentin Smarandache, and Said Broumi. 2021. “H-Max Distance Measure of Bipolar Neutrosophic Sets and an Application to Medical Diagnosis”. Neutrosophic Sets and Systems 45 (October): 444-58. https://fs.unm.edu/nss8/index.php/111/article/view/4123.