Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
tprqjeconv:108:y:1993:i:3:p:551-75 (2 access)
| tprqjeconv:107:y:1992:i:2:p:407-37 | access 1 | commun 1 | relatness 0.5 |
| tprqjeconv:106:y:1991:i:2:p:327-68 | access 1 | commun 1 | relatness 0.5 |