Bimal Shil, Suman Das, Rakhal Das, and Binod Chandra Tripathy. “Harmonic Mean Operator Based MADM-Strategy under SVPN-Set Environment ”. Neutrosophic Sets and Systems 70 (August 1, 2024): 252–263. Accessed October 15, 2024. https://fs.unm.edu/nss8/index.php/111/article/view/4761.