Fuzzy logarithmic least squares ranking method in analytic hierarchy process. - Ruoning Xu; Xiaoyan Zhai (Fuzzy Sets Syst., 1996)

S-curve regression model in fuzzy environment. - Ruoning Xu (Fuzzy Sets Syst., 1997)

Fuzzy least-squares priority method in the analytic hierarchy process. - Ruoning Xu (Fuzzy Sets Syst., 2000)

Multidimensional least-squares fitting with a fuzzy model. - Ruoning Xu; Chulin Li (Fuzzy Sets Syst., 2001)

Optimal models for single-period supply chain problems with fuzzy demand. - Ruoning Xu; Xiaoyan Zhai (Inf. Sci., 2008)

Improved Particle Swarm Optimization Based on Dynamic Zaslavskii Chaos and Dynamic Nonlinear Functions. - Huailiang Liu; Ruijuan Su; Ying Gao; Ruoning Xu (BMEI, 2009)

Fuzzy Opinion Aggregation in Group Decision Making Environment. - Ruoning Xu; Xiaoyan Zhai (FSKD (4), 2009)

A Multiple Criteria Decision Method Based on Uncertain Judgment. - Xiaoyan Zhai; Ruoning Xu (FSKD (3), 2009)

Manufacturer's coordination mechanism for single-period supply chain problems with fuzzy demand. - Ruoning Xu; Xiaoyan Zhai (Math. Comput. Model., 2010)

Ranking fuzzy numbers based on fuzzy mean and standard deviation. - Liansen Zhu; Ruoning Xu (FSKD, 2011)