Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:63:y:1990:i:2:p:239-60 (2 access)
| ucpjpolecv:90:y:1982:i:6:p:1118-41 | access 3 | commun 2 | relatness 0.67 |
| sprsochwev:14:y:1997:i:2:p:161-198 | access 1 | commun 1 | relatness 0.5 |