Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:43:y:1970:i:3:p:317-27 (4 access)
| ucpjnlbusv:45:y:1972:i:1:p:85-104 | access 4 | commun 4 | relatness 1 |
| ucpjnlbusv:48:y:1975:i:2:p:267-74 | access 4 | commun 3 | relatness 0.56 |
| ucpjnlbusv:48:y:1975:i:2:p:281-82 | access 2 | commun 2 | relatness 0.5 |