Mondal, Kalyan, Surapati Pramanik, and Florentin Smarandache. 2016. “Multi-Attribute Decision Making Based on Rough Neutrosophic Variational Coefficient Similarity Measure ”. Neutrosophic Sets and Systems 13 (December): 3-17. https://fs.unm.edu/nss8/index.php/111/article/view/498.