For the decentralization and heterogeneity of core periodical information,this paper explores its innovative application in management and service.It aggregates the related information of the core journals from the three levels.The data layer collects and collates the related data of the core journals from various sources,the information layer describes the semantic specification to the related data of the core journals using metadata and the ontology vocabulary,based on the technology of ontology and link data,the knowledge layer reveals semantically the relation among the concepts of journal...