Xiaoyan, L. et al. 2025. How Innovation Policies and Intergovernmental Relations Affect Cross-Regional Collaborative Innovation —A Case Study of the Artificial Intelligence Sector in the Yangtze River Delta Region: 创新政策与府际关系如何影响跨区域合作创新———以长三角人工智能领域为例. Studies in Science of Science. 43, 12 (Dec. 2025), 905–919. DOI:https://doi.org/10.65967/siss.v43i12.122.