Co-usage of papers

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

ucpjnlbusv:63:y:1990:i:4:p:525-36 (2 access) related documents:

mcbjmoncbv:11:y:1979:i:3:p:349-57 access 1 commun 1 relatness 0.5

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