Co-usage of papers

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

bocbocoec512 (2 access)related documents:

aeaaecrevv:90:y:2000:i:2:p:135-139 access 1 commun 1 relatness 0.5

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