Co-usage of papers

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

ucpjpolecv:80:y:1972:i:4:p:786-92 (3 access) related documents:

ucpjpolecv:82:y:1974:i:5:p:985-98 access 2 commun 2 relatness 0.67

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