Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:60:y:1987:i:2:p:201-38 (2 access)
| aeaaecrevv:64:y:1974:i:4:p:724-27 | access 1 | commun 1 | relatness 0.5 |
| aeaaecrevv:62:y:1972:i:4:p:724-29 | access 1 | commun 1 | relatness 0.5 |