Co-usage of papers

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

ucpjnlbusv:44:y:1971:i:2:p:193-219 (3 access) related documents:

ucpjnlbusv:58:y:1985:i:1:p:49-67 access 2 commun 2 relatness 0.67

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