Co-usage of papers

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

fipfeddsey:2000:i:Mar:p:6-9 (2 access) related documents:

fipfedbcpy:1998:i:Jun:p:359-370:n:42 access 1 commun 1 relatness 0.5

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