Co-usage of papers

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

sprpresciv:78:y:1999:i:4:p:403-421 (2 access) related documents:

spranrescv:34:y:2000:i:2:p:279-292 access 1 commun 1 relatness 0.5

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