Co-usage of papers

Number of sessions analized: 69179 (we exclude session that access less than 2 papers or articles)

osuosuewp98-19 (2 access)related documents:

ecmemetrpv:59:y:1991:i:5:p:1365-82 access 1 commun 1 relatness 0.5

Done at: 2002-04-15 10:19:14