Co-usage of papers

Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)

fipfeddsey:1999:i:Jul:p:15 (2 access) related documents:

ucpjpolecv:80:y:1972:i:4:p:745-60 access 1 commun 1 relatness 0.5

Done at: 2002-04-15 10:19:14