Co-usage of papers

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

ucpjnlbusv:54:y:1981:i:4:p:513-33 (2 access) related documents:

ouprfinstv:4:y:1991:i:4:p:685-708 access 1 commun 1 relatness 0.5

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