Co-usage of papers

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

ucpjpolecv:78:y:1970:i:4:p:826-56 (2 access) related documents:

ucpjpolecv:97:y:1989:i:5:p:1003-26 access 3 commun 2 relatness 0.67

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