Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
spranrescv:31:y:1997:i:1:p:39-56 (2 access)
| cemjaeconv:2:y:1999:n:2:p:211-245 | access 1 | commun 1 | relatness 0.5 |
| spranrescv:33:y:1999:i:3:p:269-287 | access 1 | commun 1 | relatness 0.5 |
| ucpjpolecv:108:y:2000:i:4:p:807-832 | access 1 | commun 1 | relatness 0.5 |