Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjpolecv:87:y:1979:i:2:p:403-09 (2 access)
| ucpjpolecv:89:y:1981:i:2:p:213-48 | access 1 | commun 1 | relatness 0.5 |
| ucpjpolecv:86:y:1978:i:4:p:673-700 | access 1 | commun 1 | relatness 0.5 |