Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
sprjopoecv:11:y:1998:i:1:p:113-126 (2 access)
| ucpjpolecv:84:y:1976:i:4:p:701-19 | access 1 | commun 1 | relatness 0.5 |
| ucpjpolecv:79:y:1971:i:5:p:1012-31 | access 1 | commun 1 | relatness 0.5 |