Haikui Zhou, Xiang Zhong. Analyzing Uncertainty and Hesitation in Refereeing Decision using Neutrosophic Vague N-Soft Sets: A Case Study of Officiating Ability Evaluation for NationalLevel Volleyball Referees. Neutrosophic Sets Syst. 2025;83:302-319. Accessed May 15, 2025. https://fs.unm.edu/nss8/index.php/111/article/view/6116