Plausible Heterogeneous Graph k-Anonymization for Social Networks Efficient Algorithms for Maximizing Group Influence in Social Networks A Novel Routing Method for Social Delay-Tolerant Networks Propagation History Ranking in Social Networks:A Causality-Based Approach Location-and Relation-Based Clustering on Privacy-Preserving Social Networks Social Expenditure on Health Service and Its Macro Estimation Approximating Special Social Influence Maximization Problems Dynamic model and driving strategy of corporate social responsibility 什么是“Social Entrepreneurship”(公益创业) Social Sciences in China