- 1、TheProblemsExistingintheUseofCJFDandtheSolutiontoThem;2、ComparisonofCJFD,DigitalPeriodicalsonWangfangData,andChinaScientificJournalDatabasebyVIP3、TherewerenoobviousdifferencesintheproportionofpapersthatwerecollectedbyCJFDandwerechosenbyChinaPeri...
- 14572