Co-usage of papers

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

ucpjnlbusv:64:y:1991:i:3:p:339-62 (2 access) related documents:

ucpjnlbusv:50:y:1977:i:1:p:50-62 access 1 commun 1 relatness 0.5

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