Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
sprjoecthv:14:y:1999:i:2:p:311-329 (2 access)
| ucpjpolecv:100:y:1992:i:3:p:615-46 | access 1 | commun 1 | relatness 0.5 |
| mcbjmoncbv:19:y:1987:i:4:p:469-83 | access 1 | commun 1 | relatness 0.5 |