Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjpolecv:78:y:1970:i:5:p:1017-27 (2 access)
| ucpjnlbusv:45:y:1972:i:3:p:387-97 | access 1 | commun 1 | relatness 0.5 |
| ucpjpolecv:80:y:1972:i:2:p:418-20 | access 1 | commun 1 | relatness 0.5 |