Co-usage of papers

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

ucpjnlbusv:55:y:1982:i:1:p:121-45 (2 access) related documents:

ucpjnlbusv:61:y:1988:i:4:p:451-72 access 1 commun 1 relatness 0.5

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