8Leydesdorff L,Vaughan L. Co-occurrence Matrices and their Ap- plications in Information Science : Extending ACA to the Web En- vironment [ J ] ] J Am Soc Inf Sci Tec,2006,57 ( 16 ) : 1616-1628.
10Christian Bizer,Tom Heath,Tim Berners-Lee.??Linked Data - The Story So Far(J)International Journal on Semantic Web and Information Systems (IJSWIS) . 2009 (3)
