Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ucpjnlbusv:42:y:1969:i:4:p:477-96 (3 access)
| ucpjnlbusv:44:y:1971:i:1:p:32-37 | access 2 | commun 2 | relatness 0.67 |
| ucpjnlbusv:42:y:1969:i:3:p:282-92 | access 6 | commun 3 | relatness 0.5 |