Co-usage of papers

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

ucpjpolecv:83:y:1975:i:5:p:1077-80 (2 access) related documents:

ucpjpolecv:82:y:1974:i:3:p:443-67 access 1 commun 1 relatness 0.5

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