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When you see some data on the Web, do you ever wonder how it got there? The chances are that it is in no sense original, but was copied from some other source, which in turn was copied from some other source, and so on. If you are a scientist using a scientific database or some other kind of scholar using a digital library, you will probably be keenly interested in this information because it is crucial...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.