Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:52:y:1979:i:4:p:521-48 (2 access)
| ucpjpolecv:101:y:1993:i:6:p:1042-67 | access 1 | commun 1 | relatness 0.5 |
| ucpjpolecv:79:y:1971:i:6:p:1195-1215 | access 1 | commun 1 | relatness 0.5 |