Risk Assessment Model on the Internal Corporate Governance Based on the SPA. - Jibin Ma; Huiling Gu; Yonghao Sun; Xujie Hu (IAS, 2009)

Research on the City Network Structure in the Yellow River Basin in China Based on Two-Way Time Distance Gravity Model and Social Network Analysis Method. - Duo Chai; Dong Zhang; Yonghao Sun; Shan Yang (Complex., 2020)