Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)
ecmemetrpv:40:y:1972:i:6:p:1155-63 (2 access)
| ucpjpolecv:91:y:1983:i:3:p:461-79 | access 1 | commun 1 | relatness 0.5 |
| sprjogathv:29:y:2000:i:2:p:289-303 | access 1 | commun 1 | relatness 0.5 |