Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:63:y:1990:i:4:p:465-91 (2 access)
| ouprfinstv:5:y:1992:i:2:p:331-55 | access 1 | commun 1 | relatness 0.5 |
| ucpjnlbusv:51:y:1978:i:1:p:103-14 | access 1 | commun 1 | relatness 0.5 |
| sprjoecthv:15:y:2000:i:2:p:389-419 | access 1 | commun 1 | relatness 0.5 |